Home / 47,397.80-65,408.58-26,178.52

Finding the Fourth Proportional to 47,397.80, 65,408.58 and 26,178.52

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Solution

The fourth proportional to 47,397.80, 65,408.58 and 26,178.52 is: 36,126.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,397.80 : 65,408.58 = 26,178.52 : x
  2. Step 2: Convert to fraction form
    47,397.80/65,408.58 = 26,178.52/x
  3. Step 3: Cross multiply
    47,397.80x = 65,408.58 × 26,178.52
  4. Step 4: Simplify right side
    47,397.80x = 1,712,299,819.70
  5. Step 5: Solve for x
    x = 1,712,299,819.70/47,397.80
  6. Step 6: Final answer
    x = 36,126.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.