Home / 26,255.83-39,331.29-17,915.16

Finding the Fourth Proportional to 26,255.83, 39,331.29 and 17,915.16

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Solution

The fourth proportional to 26,255.83, 39,331.29 and 17,915.16 is: 26,836.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,255.83 : 39,331.29 = 17,915.16 : x
  2. Step 2: Convert to fraction form
    26,255.83/39,331.29 = 17,915.16/x
  3. Step 3: Cross multiply
    26,255.83x = 39,331.29 × 17,915.16
  4. Step 4: Simplify right side
    26,255.83x = 704,626,353.36
  5. Step 5: Solve for x
    x = 704,626,353.36/26,255.83
  6. Step 6: Final answer
    x = 26,836.95

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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.