Home / 21,517.04-32,275.52-5,723.68

Finding the Fourth Proportional to 21,517.04, 32,275.52 and 5,723.68

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Solution

The fourth proportional to 21,517.04, 32,275.52 and 5,723.68 is: 8,585.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,517.04 : 32,275.52 = 5,723.68 : x
  2. Step 2: Convert to fraction form
    21,517.04/32,275.52 = 5,723.68/x
  3. Step 3: Cross multiply
    21,517.04x = 32,275.52 × 5,723.68
  4. Step 4: Simplify right side
    21,517.04x = 184,734,748.31
  5. Step 5: Solve for x
    x = 184,734,748.31/21,517.04
  6. Step 6: Final answer
    x = 8,585.51

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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.