Home / 21,704.79-32,534.99-14,685.55

Finding the Fourth Proportional to 21,704.79, 32,534.99 and 14,685.55

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Solution

The fourth proportional to 21,704.79, 32,534.99 and 14,685.55 is: 22,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,704.79 : 32,534.99 = 14,685.55 : x
  2. Step 2: Convert to fraction form
    21,704.79/32,534.99 = 14,685.55/x
  3. Step 3: Cross multiply
    21,704.79x = 32,534.99 × 14,685.55
  4. Step 4: Simplify right side
    21,704.79x = 477,794,094.66
  5. Step 5: Solve for x
    x = 477,794,094.66/21,704.79
  6. Step 6: Final answer
    x = 22,013.30

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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.