Home / 47,561.55-65,572.70-40,918.53

Finding the Fourth Proportional to 47,561.55, 65,572.70 and 40,918.53

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Solution

The fourth proportional to 47,561.55, 65,572.70 and 40,918.53 is: 56,414.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,561.55 : 65,572.70 = 40,918.53 : x
  2. Step 2: Convert to fraction form
    47,561.55/65,572.70 = 40,918.53/x
  3. Step 3: Cross multiply
    47,561.55x = 65,572.70 × 40,918.53
  4. Step 4: Simplify right side
    47,561.55x = 2,683,138,287.54
  5. Step 5: Solve for x
    x = 2,683,138,287.54/47,561.55
  6. Step 6: Final answer
    x = 56,414.02

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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.