Home / 18,085.64-24,959.72-10,127.76

Finding the Fourth Proportional to 18,085.64, 24,959.72 and 10,127.76

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Solution

The fourth proportional to 18,085.64, 24,959.72 and 10,127.76 is: 13,977.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,085.64 : 24,959.72 = 10,127.76 : x
  2. Step 2: Convert to fraction form
    18,085.64/24,959.72 = 10,127.76/x
  3. Step 3: Cross multiply
    18,085.64x = 24,959.72 × 10,127.76
  4. Step 4: Simplify right side
    18,085.64x = 252,786,053.83
  5. Step 5: Solve for x
    x = 252,786,053.83/18,085.64
  6. Step 6: Final answer
    x = 13,977.17

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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.