Home / 47,380.59-65,385.16-26,159.98

Finding the Fourth Proportional to 47,380.59, 65,385.16 and 26,159.98

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Solution

The fourth proportional to 47,380.59, 65,385.16 and 26,159.98 is: 36,100.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,380.59 : 65,385.16 = 26,159.98 : x
  2. Step 2: Convert to fraction form
    47,380.59/65,385.16 = 26,159.98/x
  3. Step 3: Cross multiply
    47,380.59x = 65,385.16 × 26,159.98
  4. Step 4: Simplify right side
    47,380.59x = 1,710,474,477.90
  5. Step 5: Solve for x
    x = 1,710,474,477.90/47,380.59
  6. Step 6: Final answer
    x = 36,100.74

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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.