Home / 47,909.27-66,114.83-26,688.59

Finding the Fourth Proportional to 47,909.27, 66,114.83 and 26,688.59

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Solution

The fourth proportional to 47,909.27, 66,114.83 and 26,688.59 is: 36,830.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,909.27 : 66,114.83 = 26,688.59 : x
  2. Step 2: Convert to fraction form
    47,909.27/66,114.83 = 26,688.59/x
  3. Step 3: Cross multiply
    47,909.27x = 66,114.83 × 26,688.59
  4. Step 4: Simplify right side
    47,909.27x = 1,764,511,574.87
  5. Step 5: Solve for x
    x = 1,764,511,574.87/47,909.27
  6. Step 6: Final answer
    x = 36,830.27

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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.