Home / 57,715.25-86,564.55-15,597.73

Finding the Fourth Proportional to 57,715.25, 86,564.55 and 15,597.73

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Solution

The fourth proportional to 57,715.25, 86,564.55 and 15,597.73 is: 23,394.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,715.25 : 86,564.55 = 15,597.73 : x
  2. Step 2: Convert to fraction form
    57,715.25/86,564.55 = 15,597.73/x
  3. Step 3: Cross multiply
    57,715.25x = 86,564.55 × 15,597.73
  4. Step 4: Simplify right side
    57,715.25x = 1,350,210,478.47
  5. Step 5: Solve for x
    x = 1,350,210,478.47/57,715.25
  6. Step 6: Final answer
    x = 23,394.35

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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.