Home / 28,695.60-39,593.44-17,364.81

Finding the Fourth Proportional to 28,695.60, 39,593.44 and 17,364.81

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Solution

The fourth proportional to 28,695.60, 39,593.44 and 17,364.81 is: 23,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,695.60 : 39,593.44 = 17,364.81 : x
  2. Step 2: Convert to fraction form
    28,695.60/39,593.44 = 17,364.81/x
  3. Step 3: Cross multiply
    28,695.60x = 39,593.44 × 17,364.81
  4. Step 4: Simplify right side
    28,695.60x = 687,532,562.85
  5. Step 5: Solve for x
    x = 687,532,562.85/28,695.60
  6. Step 6: Final answer
    x = 23,959.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.