Home / 15,868.59-23,777.85-5,859.57

Finding the Fourth Proportional to 15,868.59, 23,777.85 and 5,859.57

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Solution

The fourth proportional to 15,868.59, 23,777.85 and 5,859.57 is: 8,780.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,868.59 : 23,777.85 = 5,859.57 : x
  2. Step 2: Convert to fraction form
    15,868.59/23,777.85 = 5,859.57/x
  3. Step 3: Cross multiply
    15,868.59x = 23,777.85 × 5,859.57
  4. Step 4: Simplify right side
    15,868.59x = 139,328,087.66
  5. Step 5: Solve for x
    x = 139,328,087.66/15,868.59
  6. Step 6: Final answer
    x = 8,780.12

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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.