Home / 18,677.24-25,774.59-10,179.37

Finding the Fourth Proportional to 18,677.24, 25,774.59 and 10,179.37

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Solution

The fourth proportional to 18,677.24, 25,774.59 and 10,179.37 is: 14,047.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,677.24 : 25,774.59 = 10,179.37 : x
  2. Step 2: Convert to fraction form
    18,677.24/25,774.59 = 10,179.37/x
  3. Step 3: Cross multiply
    18,677.24x = 25,774.59 × 10,179.37
  4. Step 4: Simplify right side
    18,677.24x = 262,369,088.21
  5. Step 5: Solve for x
    x = 262,369,088.21/18,677.24
  6. Step 6: Final answer
    x = 14,047.53

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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.