Home / 39,510.98-54,520.68-23,378.78

Finding the Fourth Proportional to 39,510.98, 54,520.68 and 23,378.78

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Solution

The fourth proportional to 39,510.98, 54,520.68 and 23,378.78 is: 32,260.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,510.98 : 54,520.68 = 23,378.78 : x
  2. Step 2: Convert to fraction form
    39,510.98/54,520.68 = 23,378.78/x
  3. Step 3: Cross multiply
    39,510.98x = 54,520.68 × 23,378.78
  4. Step 4: Simplify right side
    39,510.98x = 1,274,626,983.17
  5. Step 5: Solve for x
    x = 1,274,626,983.17/39,510.98
  6. Step 6: Final answer
    x = 32,260.07

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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.