Home / 22,688.14-31,302.14-13,732.24

Finding the Fourth Proportional to 22,688.14, 31,302.14 and 13,732.24

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Solution

The fourth proportional to 22,688.14, 31,302.14 and 13,732.24 is: 18,945.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,688.14 : 31,302.14 = 13,732.24 : x
  2. Step 2: Convert to fraction form
    22,688.14/31,302.14 = 13,732.24/x
  3. Step 3: Cross multiply
    22,688.14x = 31,302.14 × 13,732.24
  4. Step 4: Simplify right side
    22,688.14x = 429,848,498.99
  5. Step 5: Solve for x
    x = 429,848,498.99/22,688.14
  6. Step 6: Final answer
    x = 18,945.96

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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.