Home / 36,124.99-54,191.43-9,831.78

Finding the Fourth Proportional to 36,124.99, 54,191.43 and 9,831.78

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Solution

The fourth proportional to 36,124.99, 54,191.43 and 9,831.78 is: 14,748.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,124.99 : 54,191.43 = 9,831.78 : x
  2. Step 2: Convert to fraction form
    36,124.99/54,191.43 = 9,831.78/x
  3. Step 3: Cross multiply
    36,124.99x = 54,191.43 × 9,831.78
  4. Step 4: Simplify right side
    36,124.99x = 532,798,217.65
  5. Step 5: Solve for x
    x = 532,798,217.65/36,124.99
  6. Step 6: Final answer
    x = 14,748.74

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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.