Home / 18,098.64-24,977.66-10,140.76

Finding the Fourth Proportional to 18,098.64, 24,977.66 and 10,140.76

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Solution

The fourth proportional to 18,098.64, 24,977.66 and 10,140.76 is: 13,995.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.64 : 24,977.66 = 10,140.76 : x
  2. Step 2: Convert to fraction form
    18,098.64/24,977.66 = 10,140.76/x
  3. Step 3: Cross multiply
    18,098.64x = 24,977.66 × 10,140.76
  4. Step 4: Simplify right side
    18,098.64x = 253,292,455.42
  5. Step 5: Solve for x
    x = 253,292,455.42/18,098.64
  6. Step 6: Final answer
    x = 13,995.11

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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.