Home / 47,240.86-65,187.56-29,088.70

Finding the Fourth Proportional to 47,240.86, 65,187.56 and 29,088.70

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Solution

The fourth proportional to 47,240.86, 65,187.56 and 29,088.70 is: 40,139.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,240.86 : 65,187.56 = 29,088.70 : x
  2. Step 2: Convert to fraction form
    47,240.86/65,187.56 = 29,088.70/x
  3. Step 3: Cross multiply
    47,240.86x = 65,187.56 × 29,088.70
  4. Step 4: Simplify right side
    47,240.86x = 1,896,221,376.57
  5. Step 5: Solve for x
    x = 1,896,221,376.57/47,240.86
  6. Step 6: Final answer
    x = 40,139.43

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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.