Home / 39,288.67-54,213.91-23,154.99

Finding the Fourth Proportional to 39,288.67, 54,213.91 and 23,154.99

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Solution

The fourth proportional to 39,288.67, 54,213.91 and 23,154.99 is: 31,951.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,288.67 : 54,213.91 = 23,154.99 : x
  2. Step 2: Convert to fraction form
    39,288.67/54,213.91 = 23,154.99/x
  3. Step 3: Cross multiply
    39,288.67x = 54,213.91 × 23,154.99
  4. Step 4: Simplify right side
    39,288.67x = 1,255,322,543.91
  5. Step 5: Solve for x
    x = 1,255,322,543.91/39,288.67
  6. Step 6: Final answer
    x = 31,951.26

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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.