Home / 57,320.39-85,976.51-15,199.53

Finding the Fourth Proportional to 57,320.39, 85,976.51 and 15,199.53

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Solution

The fourth proportional to 57,320.39, 85,976.51 and 15,199.53 is: 22,798.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,320.39 : 85,976.51 = 15,199.53 : x
  2. Step 2: Convert to fraction form
    57,320.39/85,976.51 = 15,199.53/x
  3. Step 3: Cross multiply
    57,320.39x = 85,976.51 × 15,199.53
  4. Step 4: Simplify right side
    57,320.39x = 1,306,802,467.04
  5. Step 5: Solve for x
    x = 1,306,802,467.04/57,320.39
  6. Step 6: Final answer
    x = 22,798.22

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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.