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Finding the Fourth Proportional to 32,791.50, 45,244.98 and 19,363.32

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Solution

The fourth proportional to 32,791.50, 45,244.98 and 19,363.32 is: 26,717.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,791.50 : 45,244.98 = 19,363.32 : x
  2. Step 2: Convert to fraction form
    32,791.50/45,244.98 = 19,363.32/x
  3. Step 3: Cross multiply
    32,791.50x = 45,244.98 × 19,363.32
  4. Step 4: Simplify right side
    32,791.50x = 876,093,026.13
  5. Step 5: Solve for x
    x = 876,093,026.13/32,791.50
  6. Step 6: Final answer
    x = 26,717.08

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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.