Home / 28,490.10-39,293.92-26,580.25

Finding the Fourth Proportional to 28,490.10, 39,293.92 and 26,580.25

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Solution

The fourth proportional to 28,490.10, 39,293.92 and 26,580.25 is: 36,659.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,490.10 : 39,293.92 = 26,580.25 : x
  2. Step 2: Convert to fraction form
    28,490.10/39,293.92 = 26,580.25/x
  3. Step 3: Cross multiply
    28,490.10x = 39,293.92 × 26,580.25
  4. Step 4: Simplify right side
    28,490.10x = 1,044,442,217.08
  5. Step 5: Solve for x
    x = 1,044,442,217.08/28,490.10
  6. Step 6: Final answer
    x = 36,659.83

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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.