Home / 18,508.12-25,541.87-10,549.06

Finding the Fourth Proportional to 18,508.12, 25,541.87 and 10,549.06

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Solution

The fourth proportional to 18,508.12, 25,541.87 and 10,549.06 is: 14,558.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,508.12 : 25,541.87 = 10,549.06 : x
  2. Step 2: Convert to fraction form
    18,508.12/25,541.87 = 10,549.06/x
  3. Step 3: Cross multiply
    18,508.12x = 25,541.87 × 10,549.06
  4. Step 4: Simplify right side
    18,508.12x = 269,442,719.14
  5. Step 5: Solve for x
    x = 269,442,719.14/18,508.12
  6. Step 6: Final answer
    x = 14,558.08

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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.