Home / 47,743.59-65,376.81-45,861.40

Finding the Fourth Proportional to 47,743.59, 65,376.81 and 45,861.40

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Solution

The fourth proportional to 47,743.59, 65,376.81 and 45,861.40 is: 62,799.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,743.59 : 65,376.81 = 45,861.40 : x
  2. Step 2: Convert to fraction form
    47,743.59/65,376.81 = 45,861.40/x
  3. Step 3: Cross multiply
    47,743.59x = 65,376.81 × 45,861.40
  4. Step 4: Simplify right side
    47,743.59x = 2,998,272,034.13
  5. Step 5: Solve for x
    x = 2,998,272,034.13/47,743.59
  6. Step 6: Final answer
    x = 62,799.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.