Home / 38,666.17-53,356.78-22,747.56

Finding the Fourth Proportional to 38,666.17, 53,356.78 and 22,747.56

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Solution

The fourth proportional to 38,666.17, 53,356.78 and 22,747.56 is: 31,390.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,666.17 : 53,356.78 = 22,747.56 : x
  2. Step 2: Convert to fraction form
    38,666.17/53,356.78 = 22,747.56/x
  3. Step 3: Cross multiply
    38,666.17x = 53,356.78 × 22,747.56
  4. Step 4: Simplify right side
    38,666.17x = 1,213,736,554.46
  5. Step 5: Solve for x
    x = 1,213,736,554.46/38,666.17
  6. Step 6: Final answer
    x = 31,390.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.