Home / 26,391.08-39,531.54-15,827.60

Finding the Fourth Proportional to 26,391.08, 39,531.54 and 15,827.60

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Solution

The fourth proportional to 26,391.08, 39,531.54 and 15,827.60 is: 23,708.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,391.08 : 39,531.54 = 15,827.60 : x
  2. Step 2: Convert to fraction form
    26,391.08/39,531.54 = 15,827.60/x
  3. Step 3: Cross multiply
    26,391.08x = 39,531.54 × 15,827.60
  4. Step 4: Simplify right side
    26,391.08x = 625,689,402.50
  5. Step 5: Solve for x
    x = 625,689,402.50/26,391.08
  6. Step 6: Final answer
    x = 23,708.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.