Home / 22,895.38-31,585.71-13,824.46

Finding the Fourth Proportional to 22,895.38, 31,585.71 and 13,824.46

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Solution

The fourth proportional to 22,895.38, 31,585.71 and 13,824.46 is: 19,071.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,895.38 : 31,585.71 = 13,824.46 : x
  2. Step 2: Convert to fraction form
    22,895.38/31,585.71 = 13,824.46/x
  3. Step 3: Cross multiply
    22,895.38x = 31,585.71 × 13,824.46
  4. Step 4: Simplify right side
    22,895.38x = 436,655,384.47
  5. Step 5: Solve for x
    x = 436,655,384.47/22,895.38
  6. Step 6: Final answer
    x = 19,071.77

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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.