Home / 47,909.85-66,117.59-26,689.11

Finding the Fourth Proportional to 47,909.85, 66,117.59 and 26,689.11

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Solution

The fourth proportional to 47,909.85, 66,117.59 and 26,689.11 is: 36,832.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,909.85 : 66,117.59 = 26,689.11 : x
  2. Step 2: Convert to fraction form
    47,909.85/66,117.59 = 26,689.11/x
  3. Step 3: Cross multiply
    47,909.85x = 66,117.59 × 26,689.11
  4. Step 4: Simplify right side
    47,909.85x = 1,764,619,499.00
  5. Step 5: Solve for x
    x = 1,764,619,499.00/47,909.85
  6. Step 6: Final answer
    x = 36,832.08

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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.