Home / 24,351.57-36,436.77-21,375.99

Finding the Fourth Proportional to 24,351.57, 36,436.77 and 21,375.99

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Solution

The fourth proportional to 24,351.57, 36,436.77 and 21,375.99 is: 31,984.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,351.57 : 36,436.77 = 21,375.99 : x
  2. Step 2: Convert to fraction form
    24,351.57/36,436.77 = 21,375.99/x
  3. Step 3: Cross multiply
    24,351.57x = 36,436.77 × 21,375.99
  4. Step 4: Simplify right side
    24,351.57x = 778,872,031.15
  5. Step 5: Solve for x
    x = 778,872,031.15/24,351.57
  6. Step 6: Final answer
    x = 31,984.47

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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.