Home / 18,312.24-25,266.69-10,352.73

Finding the Fourth Proportional to 18,312.24, 25,266.69 and 10,352.73

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Solution

The fourth proportional to 18,312.24, 25,266.69 and 10,352.73 is: 14,284.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,312.24 : 25,266.69 = 10,352.73 : x
  2. Step 2: Convert to fraction form
    18,312.24/25,266.69 = 10,352.73/x
  3. Step 3: Cross multiply
    18,312.24x = 25,266.69 × 10,352.73
  4. Step 4: Simplify right side
    18,312.24x = 261,579,219.56
  5. Step 5: Solve for x
    x = 261,579,219.56/18,312.24
  6. Step 6: Final answer
    x = 14,284.39

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Half scale
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Double scale
Find fourth proportional to 18,313.24, 25,268.07 and 10,353.73
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.