Home / 47,841.36-71,761.80-14,561.40

Finding the Fourth Proportional to 47,841.36, 71,761.80 and 14,561.40

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Solution

The fourth proportional to 47,841.36, 71,761.80 and 14,561.40 is: 21,842.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,841.36 : 71,761.80 = 14,561.40 : x
  2. Step 2: Convert to fraction form
    47,841.36/71,761.80 = 14,561.40/x
  3. Step 3: Cross multiply
    47,841.36x = 71,761.80 × 14,561.40
  4. Step 4: Simplify right side
    47,841.36x = 1,044,952,274.52
  5. Step 5: Solve for x
    x = 1,044,952,274.52/47,841.36
  6. Step 6: Final answer
    x = 21,842.03

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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.