Home / 38,191.92-57,290.96-14,510.81

Finding the Fourth Proportional to 38,191.92, 57,290.96 and 14,510.81

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Solution

The fourth proportional to 38,191.92, 57,290.96 and 14,510.81 is: 21,767.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,191.92 : 57,290.96 = 14,510.81 : x
  2. Step 2: Convert to fraction form
    38,191.92/57,290.96 = 14,510.81/x
  3. Step 3: Cross multiply
    38,191.92x = 57,290.96 × 14,510.81
  4. Step 4: Simplify right side
    38,191.92x = 831,338,305.95
  5. Step 5: Solve for x
    x = 831,338,305.95/38,191.92
  6. Step 6: Final answer
    x = 21,767.39

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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.