Home / 21,679.02-32,523.45-9,199.47

Finding the Fourth Proportional to 21,679.02, 32,523.45 and 9,199.47

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Solution

The fourth proportional to 21,679.02, 32,523.45 and 9,199.47 is: 13,801.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,679.02 : 32,523.45 = 9,199.47 : x
  2. Step 2: Convert to fraction form
    21,679.02/32,523.45 = 9,199.47/x
  3. Step 3: Cross multiply
    21,679.02x = 32,523.45 × 9,199.47
  4. Step 4: Simplify right side
    21,679.02x = 299,198,502.57
  5. Step 5: Solve for x
    x = 299,198,502.57/21,679.02
  6. Step 6: Final answer
    x = 13,801.29

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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.