Home / 21,445.32-32,167.80-5,862.90

Finding the Fourth Proportional to 21,445.32, 32,167.80 and 5,862.90

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Solution

The fourth proportional to 21,445.32, 32,167.80 and 5,862.90 is: 8,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,445.32 : 32,167.80 = 5,862.90 : x
  2. Step 2: Convert to fraction form
    21,445.32/32,167.80 = 5,862.90/x
  3. Step 3: Cross multiply
    21,445.32x = 32,167.80 × 5,862.90
  4. Step 4: Simplify right side
    21,445.32x = 188,596,594.62
  5. Step 5: Solve for x
    x = 188,596,594.62/21,445.32
  6. Step 6: Final answer
    x = 8,794.30

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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.