Home / 25,989.11-35,864.92-14,658.57

Finding the Fourth Proportional to 25,989.11, 35,864.92 and 14,658.57

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Solution

The fourth proportional to 25,989.11, 35,864.92 and 14,658.57 is: 20,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,989.11 : 35,864.92 = 14,658.57 : x
  2. Step 2: Convert to fraction form
    25,989.11/35,864.92 = 14,658.57/x
  3. Step 3: Cross multiply
    25,989.11x = 35,864.92 × 14,658.57
  4. Step 4: Simplify right side
    25,989.11x = 525,728,403.72
  5. Step 5: Solve for x
    x = 525,728,403.72/25,989.11
  6. Step 6: Final answer
    x = 20,228.80

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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.