Home / 18,726.64-25,844.37-10,344.76

Finding the Fourth Proportional to 18,726.64, 25,844.37 and 10,344.76

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Solution

The fourth proportional to 18,726.64, 25,844.37 and 10,344.76 is: 14,276.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,726.64 : 25,844.37 = 10,344.76 : x
  2. Step 2: Convert to fraction form
    18,726.64/25,844.37 = 10,344.76/x
  3. Step 3: Cross multiply
    18,726.64x = 25,844.37 × 10,344.76
  4. Step 4: Simplify right side
    18,726.64x = 267,353,805.00
  5. Step 5: Solve for x
    x = 267,353,805.00/18,726.64
  6. Step 6: Final answer
    x = 14,276.66

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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.