Home / 18,284.91-25,232.96-10,729.89

Finding the Fourth Proportional to 18,284.91, 25,232.96 and 10,729.89

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Solution

The fourth proportional to 18,284.91, 25,232.96 and 10,729.89 is: 14,807.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.91 : 25,232.96 = 10,729.89 : x
  2. Step 2: Convert to fraction form
    18,284.91/25,232.96 = 10,729.89/x
  3. Step 3: Cross multiply
    18,284.91x = 25,232.96 × 10,729.89
  4. Step 4: Simplify right side
    18,284.91x = 270,746,831.52
  5. Step 5: Solve for x
    x = 270,746,831.52/18,284.91
  6. Step 6: Final answer
    x = 14,807.12

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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.