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Finding the Fourth Proportional to 24,312.25, 33,550.91 and 13,134.25

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Solution

The fourth proportional to 24,312.25, 33,550.91 and 13,134.25 is: 18,125.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,312.25 : 33,550.91 = 13,134.25 : x
  2. Step 2: Convert to fraction form
    24,312.25/33,550.91 = 13,134.25/x
  3. Step 3: Cross multiply
    24,312.25x = 33,550.91 × 13,134.25
  4. Step 4: Simplify right side
    24,312.25x = 440,666,039.67
  5. Step 5: Solve for x
    x = 440,666,039.67/24,312.25
  6. Step 6: Final answer
    x = 18,125.27

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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.