Home / 21,715.29-32,575.77-6,133.32

Finding the Fourth Proportional to 21,715.29, 32,575.77 and 6,133.32

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Solution

The fourth proportional to 21,715.29, 32,575.77 and 6,133.32 is: 9,200.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,715.29 : 32,575.77 = 6,133.32 : x
  2. Step 2: Convert to fraction form
    21,715.29/32,575.77 = 6,133.32/x
  3. Step 3: Cross multiply
    21,715.29x = 32,575.77 × 6,133.32
  4. Step 4: Simplify right side
    21,715.29x = 199,797,621.66
  5. Step 5: Solve for x
    x = 199,797,621.66/21,715.29
  6. Step 6: Final answer
    x = 9,200.78

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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.