Home / 21,851.92-32,777.76-17,448.76

Finding the Fourth Proportional to 21,851.92, 32,777.76 and 17,448.76

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Solution

The fourth proportional to 21,851.92, 32,777.76 and 17,448.76 is: 26,173.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,851.92 : 32,777.76 = 17,448.76 : x
  2. Step 2: Convert to fraction form
    21,851.92/32,777.76 = 17,448.76/x
  3. Step 3: Cross multiply
    21,851.92x = 32,777.76 × 17,448.76
  4. Step 4: Simplify right side
    21,851.92x = 571,931,267.58
  5. Step 5: Solve for x
    x = 571,931,267.58/21,851.92
  6. Step 6: Final answer
    x = 26,173.04

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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.