Home / 25,909.66-35,753.36-15,297.24

Finding the Fourth Proportional to 25,909.66, 35,753.36 and 15,297.24

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Solution

The fourth proportional to 25,909.66, 35,753.36 and 15,297.24 is: 21,109.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,909.66 : 35,753.36 = 15,297.24 : x
  2. Step 2: Convert to fraction form
    25,909.66/35,753.36 = 15,297.24/x
  3. Step 3: Cross multiply
    25,909.66x = 35,753.36 × 15,297.24
  4. Step 4: Simplify right side
    25,909.66x = 546,927,728.73
  5. Step 5: Solve for x
    x = 546,927,728.73/25,909.66
  6. Step 6: Final answer
    x = 21,109.03

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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.