Home / 18,077.64-24,948.68-10,119.76

Finding the Fourth Proportional to 18,077.64, 24,948.68 and 10,119.76

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Solution

The fourth proportional to 18,077.64, 24,948.68 and 10,119.76 is: 13,966.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,077.64 : 24,948.68 = 10,119.76 : x
  2. Step 2: Convert to fraction form
    18,077.64/24,948.68 = 10,119.76/x
  3. Step 3: Cross multiply
    18,077.64x = 24,948.68 × 10,119.76
  4. Step 4: Simplify right side
    18,077.64x = 252,474,653.92
  5. Step 5: Solve for x
    x = 252,474,653.92/18,077.64
  6. Step 6: Final answer
    x = 13,966.13

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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.