Home / 47,390.92-65,399.48-26,170.36

Finding the Fourth Proportional to 47,390.92, 65,399.48 and 26,170.36

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Solution

The fourth proportional to 47,390.92, 65,399.48 and 26,170.36 is: 36,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,390.92 : 65,399.48 = 26,170.36 : x
  2. Step 2: Convert to fraction form
    47,390.92/65,399.48 = 26,170.36/x
  3. Step 3: Cross multiply
    47,390.92x = 65,399.48 × 26,170.36
  4. Step 4: Simplify right side
    47,390.92x = 1,711,527,935.41
  5. Step 5: Solve for x
    x = 1,711,527,935.41/47,390.92
  6. Step 6: Final answer
    x = 36,115.10

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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.