Home / 39,219.98-58,812.90-14,251.70

Finding the Fourth Proportional to 39,219.98, 58,812.90 and 14,251.70

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Solution

The fourth proportional to 39,219.98, 58,812.90 and 14,251.70 is: 21,371.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,219.98 : 58,812.90 = 14,251.70 : x
  2. Step 2: Convert to fraction form
    39,219.98/58,812.90 = 14,251.70/x
  3. Step 3: Cross multiply
    39,219.98x = 58,812.90 × 14,251.70
  4. Step 4: Simplify right side
    39,219.98x = 838,183,806.93
  5. Step 5: Solve for x
    x = 838,183,806.93/39,219.98
  6. Step 6: Final answer
    x = 21,371.35

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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.