Home / 18,541.92-25,587.72-10,158.24

Finding the Fourth Proportional to 18,541.92, 25,587.72 and 10,158.24

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Solution

The fourth proportional to 18,541.92, 25,587.72 and 10,158.24 is: 14,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.92 : 25,587.72 = 10,158.24 : x
  2. Step 2: Convert to fraction form
    18,541.92/25,587.72 = 10,158.24/x
  3. Step 3: Cross multiply
    18,541.92x = 25,587.72 × 10,158.24
  4. Step 4: Simplify right side
    18,541.92x = 259,926,200.81
  5. Step 5: Solve for x
    x = 259,926,200.81/18,541.92
  6. Step 6: Final answer
    x = 14,018.30

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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.