Home / 18,325.34-25,287.37-10,368.30

Finding the Fourth Proportional to 18,325.34, 25,287.37 and 10,368.30

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Solution

The fourth proportional to 18,325.34, 25,287.37 and 10,368.30 is: 14,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.34 : 25,287.37 = 10,368.30 : x
  2. Step 2: Convert to fraction form
    18,325.34/25,287.37 = 10,368.30/x
  3. Step 3: Cross multiply
    18,325.34x = 25,287.37 × 10,368.30
  4. Step 4: Simplify right side
    18,325.34x = 262,187,038.37
  5. Step 5: Solve for x
    x = 262,187,038.37/18,325.34
  6. Step 6: Final answer
    x = 14,307.35

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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.