Home / 47,909.43-66,118.34-26,689.46

Finding the Fourth Proportional to 47,909.43, 66,118.34 and 26,689.46

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Solution

The fourth proportional to 47,909.43, 66,118.34 and 26,689.46 is: 36,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,909.43 : 66,118.34 = 26,689.46 : x
  2. Step 2: Convert to fraction form
    47,909.43/66,118.34 = 26,689.46/x
  3. Step 3: Cross multiply
    47,909.43x = 66,118.34 × 26,689.46
  4. Step 4: Simplify right side
    47,909.43x = 1,764,662,526.83
  5. Step 5: Solve for x
    x = 1,764,662,526.83/47,909.43
  6. Step 6: Final answer
    x = 36,833.30

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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.