Home / 26,256.21-39,331.86-17,915.52

Finding the Fourth Proportional to 26,256.21, 39,331.86 and 17,915.52

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Solution

The fourth proportional to 26,256.21, 39,331.86 and 17,915.52 is: 26,837.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,256.21 : 39,331.86 = 17,915.52 : x
  2. Step 2: Convert to fraction form
    26,256.21/39,331.86 = 17,915.52/x
  3. Step 3: Cross multiply
    26,256.21x = 39,331.86 × 17,915.52
  4. Step 4: Simplify right side
    26,256.21x = 704,650,724.47
  5. Step 5: Solve for x
    x = 704,650,724.47/26,256.21
  6. Step 6: Final answer
    x = 26,837.49

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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.