Home / 25,040.88-34,550.28-14,972.58

Finding the Fourth Proportional to 25,040.88, 34,550.28 and 14,972.58

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Solution

The fourth proportional to 25,040.88, 34,550.28 and 14,972.58 is: 20,658.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,040.88 : 34,550.28 = 14,972.58 : x
  2. Step 2: Convert to fraction form
    25,040.88/34,550.28 = 14,972.58/x
  3. Step 3: Cross multiply
    25,040.88x = 34,550.28 × 14,972.58
  4. Step 4: Simplify right side
    25,040.88x = 517,306,831.32
  5. Step 5: Solve for x
    x = 517,306,831.32/25,040.88
  6. Step 6: Final answer
    x = 20,658.49

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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.