Home / 18,726.13-25,841.28-10,228.06

Finding the Fourth Proportional to 18,726.13, 25,841.28 and 10,228.06

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Solution

The fourth proportional to 18,726.13, 25,841.28 and 10,228.06 is: 14,114.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,726.13 : 25,841.28 = 10,228.06 : x
  2. Step 2: Convert to fraction form
    18,726.13/25,841.28 = 10,228.06/x
  3. Step 3: Cross multiply
    18,726.13x = 25,841.28 × 10,228.06
  4. Step 4: Simplify right side
    18,726.13x = 264,306,162.32
  5. Step 5: Solve for x
    x = 264,306,162.32/18,726.13
  6. Step 6: Final answer
    x = 14,114.30

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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.