Home / 18,632.06-25,712.31-10,134.18

Finding the Fourth Proportional to 18,632.06, 25,712.31 and 10,134.18

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Solution

The fourth proportional to 18,632.06, 25,712.31 and 10,134.18 is: 13,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.06 : 25,712.31 = 10,134.18 : x
  2. Step 2: Convert to fraction form
    18,632.06/25,712.31 = 10,134.18/x
  3. Step 3: Cross multiply
    18,632.06x = 25,712.31 × 10,134.18
  4. Step 4: Simplify right side
    18,632.06x = 260,573,177.76
  5. Step 5: Solve for x
    x = 260,573,177.76/18,632.06
  6. Step 6: Final answer
    x = 13,985.20

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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.