Home / 15,148.81-22,726.29-6,383.72

Finding the Fourth Proportional to 15,148.81, 22,726.29 and 6,383.72

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Solution

The fourth proportional to 15,148.81, 22,726.29 and 6,383.72 is: 9,576.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148.81 : 22,726.29 = 6,383.72 : x
  2. Step 2: Convert to fraction form
    15,148.81/22,726.29 = 6,383.72/x
  3. Step 3: Cross multiply
    15,148.81x = 22,726.29 × 6,383.72
  4. Step 4: Simplify right side
    15,148.81x = 145,078,272.00
  5. Step 5: Solve for x
    x = 145,078,272.00/15,148.81
  6. Step 6: Final answer
    x = 9,576.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.