Home / 57,659.27-86,482.46-15,543.54

Finding the Fourth Proportional to 57,659.27, 86,482.46 and 15,543.54

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Solution

The fourth proportional to 57,659.27, 86,482.46 and 15,543.54 is: 23,313.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,659.27 : 86,482.46 = 15,543.54 : x
  2. Step 2: Convert to fraction form
    57,659.27/86,482.46 = 15,543.54/x
  3. Step 3: Cross multiply
    57,659.27x = 86,482.46 × 15,543.54
  4. Step 4: Simplify right side
    57,659.27x = 1,344,243,615.17
  5. Step 5: Solve for x
    x = 1,344,243,615.17/57,659.27
  6. Step 6: Final answer
    x = 23,313.58

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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.