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Finding the Fourth Proportional to 11,325.93, 15,633.91 and 9,726.13

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Solution

The fourth proportional to 11,325.93, 15,633.91 and 9,726.13 is: 13,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.93 : 15,633.91 = 9,726.13 : x
  2. Step 2: Convert to fraction form
    11,325.93/15,633.91 = 9,726.13/x
  3. Step 3: Cross multiply
    11,325.93x = 15,633.91 × 9,726.13
  4. Step 4: Simplify right side
    11,325.93x = 152,057,384.83
  5. Step 5: Solve for x
    x = 152,057,384.83/11,325.93
  6. Step 6: Final answer
    x = 13,425.60

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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.