Home / 57,797.08-86,701.39-15,677.85

Finding the Fourth Proportional to 57,797.08, 86,701.39 and 15,677.85

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Solution

The fourth proportional to 57,797.08, 86,701.39 and 15,677.85 is: 23,518.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,797.08 : 86,701.39 = 15,677.85 : x
  2. Step 2: Convert to fraction form
    57,797.08/86,701.39 = 15,677.85/x
  3. Step 3: Cross multiply
    57,797.08x = 86,701.39 × 15,677.85
  4. Step 4: Simplify right side
    57,797.08x = 1,359,291,673.15
  5. Step 5: Solve for x
    x = 1,359,291,673.15/57,797.08
  6. Step 6: Final answer
    x = 23,518.35

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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.