Home / 21,591.06-32,359.36-11,570.95

Finding the Fourth Proportional to 21,591.06, 32,359.36 and 11,570.95

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Solution

The fourth proportional to 21,591.06, 32,359.36 and 11,570.95 is: 17,341.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,591.06 : 32,359.36 = 11,570.95 : x
  2. Step 2: Convert to fraction form
    21,591.06/32,359.36 = 11,570.95/x
  3. Step 3: Cross multiply
    21,591.06x = 32,359.36 × 11,570.95
  4. Step 4: Simplify right side
    21,591.06x = 374,428,536.59
  5. Step 5: Solve for x
    x = 374,428,536.59/21,591.06
  6. Step 6: Final answer
    x = 17,341.83

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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.