Home / 28,925.08-39,918.62-16,182.46

Finding the Fourth Proportional to 28,925.08, 39,918.62 and 16,182.46

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Solution

The fourth proportional to 28,925.08, 39,918.62 and 16,182.46 is: 22,332.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,925.08 : 39,918.62 = 16,182.46 : x
  2. Step 2: Convert to fraction form
    28,925.08/39,918.62 = 16,182.46/x
  3. Step 3: Cross multiply
    28,925.08x = 39,918.62 × 16,182.46
  4. Step 4: Simplify right side
    28,925.08x = 645,981,471.41
  5. Step 5: Solve for x
    x = 645,981,471.41/28,925.08
  6. Step 6: Final answer
    x = 22,332.92

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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.