Home / 26,087.28-39,130.26-14,252.55

Finding the Fourth Proportional to 26,087.28, 39,130.26 and 14,252.55

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Solution

The fourth proportional to 26,087.28, 39,130.26 and 14,252.55 is: 21,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,087.28 : 39,130.26 = 14,252.55 : x
  2. Step 2: Convert to fraction form
    26,087.28/39,130.26 = 14,252.55/x
  3. Step 3: Cross multiply
    26,087.28x = 39,130.26 × 14,252.55
  4. Step 4: Simplify right side
    26,087.28x = 557,705,987.16
  5. Step 5: Solve for x
    x = 557,705,987.16/26,087.28
  6. Step 6: Final answer
    x = 21,378.46

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Similar ratio
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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.