Home / 37,938.16-56,902.24-11,640.70

Finding the Fourth Proportional to 37,938.16, 56,902.24 and 11,640.70

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Solution

The fourth proportional to 37,938.16, 56,902.24 and 11,640.70 is: 17,459.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,938.16 : 56,902.24 = 11,640.70 : x
  2. Step 2: Convert to fraction form
    37,938.16/56,902.24 = 11,640.70/x
  3. Step 3: Cross multiply
    37,938.16x = 56,902.24 × 11,640.70
  4. Step 4: Simplify right side
    37,938.16x = 662,381,905.17
  5. Step 5: Solve for x
    x = 662,381,905.17/37,938.16
  6. Step 6: Final answer
    x = 17,459.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.