Home / 22,925.28-31,632.06-14,979.18

Finding the Fourth Proportional to 22,925.28, 31,632.06 and 14,979.18

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Solution

The fourth proportional to 22,925.28, 31,632.06 and 14,979.18 is: 20,668.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,925.28 : 31,632.06 = 14,979.18 : x
  2. Step 2: Convert to fraction form
    22,925.28/31,632.06 = 14,979.18/x
  3. Step 3: Cross multiply
    22,925.28x = 31,632.06 × 14,979.18
  4. Step 4: Simplify right side
    22,925.28x = 473,822,320.51
  5. Step 5: Solve for x
    x = 473,822,320.51/22,925.28
  6. Step 6: Final answer
    x = 20,668.11

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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.