Home / 25,292.86-37,920.54-12,132.70

Finding the Fourth Proportional to 25,292.86, 37,920.54 and 12,132.70

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Solution

The fourth proportional to 25,292.86, 37,920.54 and 12,132.70 is: 18,190.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,292.86 : 37,920.54 = 12,132.70 : x
  2. Step 2: Convert to fraction form
    25,292.86/37,920.54 = 12,132.70/x
  3. Step 3: Cross multiply
    25,292.86x = 37,920.54 × 12,132.70
  4. Step 4: Simplify right side
    25,292.86x = 460,078,535.66
  5. Step 5: Solve for x
    x = 460,078,535.66/25,292.86
  6. Step 6: Final answer
    x = 18,190.06

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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.