Home / 47,838.65-71,761.64-14,561.55

Finding the Fourth Proportional to 47,838.65, 71,761.64 and 14,561.55

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Solution

The fourth proportional to 47,838.65, 71,761.64 and 14,561.55 is: 21,843.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,838.65 : 71,761.64 = 14,561.55 : x
  2. Step 2: Convert to fraction form
    47,838.65/71,761.64 = 14,561.55/x
  3. Step 3: Cross multiply
    47,838.65x = 71,761.64 × 14,561.55
  4. Step 4: Simplify right side
    47,838.65x = 1,044,960,636.13
  5. Step 5: Solve for x
    x = 1,044,960,636.13/47,838.65
  6. Step 6: Final answer
    x = 21,843.44

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1.5x scale

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.