Home / 18,057.32-24,925.38-12,410.80

Finding the Fourth Proportional to 18,057.32, 24,925.38 and 12,410.80

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Solution

The fourth proportional to 18,057.32, 24,925.38 and 12,410.80 is: 17,131.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057.32 : 24,925.38 = 12,410.80 : x
  2. Step 2: Convert to fraction form
    18,057.32/24,925.38 = 12,410.80/x
  3. Step 3: Cross multiply
    18,057.32x = 24,925.38 × 12,410.80
  4. Step 4: Simplify right side
    18,057.32x = 309,343,906.10
  5. Step 5: Solve for x
    x = 309,343,906.10/18,057.32
  6. Step 6: Final answer
    x = 17,131.22

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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.