Home / 47,411.92-65,428.41-26,191.09

Finding the Fourth Proportional to 47,411.92, 65,428.41 and 26,191.09

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Solution

The fourth proportional to 47,411.92, 65,428.41 and 26,191.09 is: 36,143.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,411.92 : 65,428.41 = 26,191.09 : x
  2. Step 2: Convert to fraction form
    47,411.92/65,428.41 = 26,191.09/x
  3. Step 3: Cross multiply
    47,411.92x = 65,428.41 × 26,191.09
  4. Step 4: Simplify right side
    47,411.92x = 1,713,641,374.87
  5. Step 5: Solve for x
    x = 1,713,641,374.87/47,411.92
  6. Step 6: Final answer
    x = 36,143.68

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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.