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Finding the Fourth Proportional to 24,439.50, 33,726.54 and 13,261.50

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Solution

The fourth proportional to 24,439.50, 33,726.54 and 13,261.50 is: 18,300.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,439.50 : 33,726.54 = 13,261.50 : x
  2. Step 2: Convert to fraction form
    24,439.50/33,726.54 = 13,261.50/x
  3. Step 3: Cross multiply
    24,439.50x = 33,726.54 × 13,261.50
  4. Step 4: Simplify right side
    24,439.50x = 447,264,510.21
  5. Step 5: Solve for x
    x = 447,264,510.21/24,439.50
  6. Step 6: Final answer
    x = 18,300.89

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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.