Home / 32,772.20-45,225.95-18,625.14

Finding the Fourth Proportional to 32,772.20, 45,225.95 and 18,625.14

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Solution

The fourth proportional to 32,772.20, 45,225.95 and 18,625.14 is: 25,702.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,772.20 : 45,225.95 = 18,625.14 : x
  2. Step 2: Convert to fraction form
    32,772.20/45,225.95 = 18,625.14/x
  3. Step 3: Cross multiply
    32,772.20x = 45,225.95 × 18,625.14
  4. Step 4: Simplify right side
    32,772.20x = 842,339,557.26
  5. Step 5: Solve for x
    x = 842,339,557.26/32,772.20
  6. Step 6: Final answer
    x = 25,702.87

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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.