Home / 47,962.23-71,943.22-12,901.92

Finding the Fourth Proportional to 47,962.23, 71,943.22 and 12,901.92

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Solution

The fourth proportional to 47,962.23, 71,943.22 and 12,901.92 is: 19,352.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,962.23 : 71,943.22 = 12,901.92 : x
  2. Step 2: Convert to fraction form
    47,962.23/71,943.22 = 12,901.92/x
  3. Step 3: Cross multiply
    47,962.23x = 71,943.22 × 12,901.92
  4. Step 4: Simplify right side
    47,962.23x = 928,205,668.98
  5. Step 5: Solve for x
    x = 928,205,668.98/47,962.23
  6. Step 6: Final answer
    x = 19,352.85

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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.