Home / 47,736.47-71,570.61-22,421.86

Finding the Fourth Proportional to 47,736.47, 71,570.61 and 22,421.86

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Solution

The fourth proportional to 47,736.47, 71,570.61 and 22,421.86 is: 33,616.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,736.47 : 71,570.61 = 22,421.86 : x
  2. Step 2: Convert to fraction form
    47,736.47/71,570.61 = 22,421.86/x
  3. Step 3: Cross multiply
    47,736.47x = 71,570.61 × 22,421.86
  4. Step 4: Simplify right side
    47,736.47x = 1,604,746,018.61
  5. Step 5: Solve for x
    x = 1,604,746,018.61/47,736.47
  6. Step 6: Final answer
    x = 33,616.77

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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.