Home / 47,838.60-71,587.80-41,666.40

Finding the Fourth Proportional to 47,838.60, 71,587.80 and 41,666.40

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Solution

The fourth proportional to 47,838.60, 71,587.80 and 41,666.40 is: 62,351.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,838.60 : 71,587.80 = 41,666.40 : x
  2. Step 2: Convert to fraction form
    47,838.60/71,587.80 = 41,666.40/x
  3. Step 3: Cross multiply
    47,838.60x = 71,587.80 × 41,666.40
  4. Step 4: Simplify right side
    47,838.60x = 2,982,805,909.92
  5. Step 5: Solve for x
    x = 2,982,805,909.92/47,838.60
  6. Step 6: Final answer
    x = 62,351.45

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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.