Home / 40,336.17-55,663.16-22,428.89

Finding the Fourth Proportional to 40,336.17, 55,663.16 and 22,428.89

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Solution

The fourth proportional to 40,336.17, 55,663.16 and 22,428.89 is: 30,951.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,336.17 : 55,663.16 = 22,428.89 : x
  2. Step 2: Convert to fraction form
    40,336.17/55,663.16 = 22,428.89/x
  3. Step 3: Cross multiply
    40,336.17x = 55,663.16 × 22,428.89
  4. Step 4: Simplify right side
    40,336.17x = 1,248,462,892.69
  5. Step 5: Solve for x
    x = 1,248,462,892.69/40,336.17
  6. Step 6: Final answer
    x = 30,951.45

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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.