Home / 47,711.12-65,838.30-26,490.38

Finding the Fourth Proportional to 47,711.12, 65,838.30 and 26,490.38

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Solution

The fourth proportional to 47,711.12, 65,838.30 and 26,490.38 is: 36,555.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,711.12 : 65,838.30 = 26,490.38 : x
  2. Step 2: Convert to fraction form
    47,711.12/65,838.30 = 26,490.38/x
  3. Step 3: Cross multiply
    47,711.12x = 65,838.30 × 26,490.38
  4. Step 4: Simplify right side
    47,711.12x = 1,744,081,585.55
  5. Step 5: Solve for x
    x = 1,744,081,585.55/47,711.12
  6. Step 6: Final answer
    x = 36,555.03

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1.5x scale

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.