Home / 37,883.76-52,280.28-21,114.96

Finding the Fourth Proportional to 37,883.76, 52,280.28 and 21,114.96

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Solution

The fourth proportional to 37,883.76, 52,280.28 and 21,114.96 is: 29,139.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,883.76 : 52,280.28 = 21,114.96 : x
  2. Step 2: Convert to fraction form
    37,883.76/52,280.28 = 21,114.96/x
  3. Step 3: Cross multiply
    37,883.76x = 52,280.28 × 21,114.96
  4. Step 4: Simplify right side
    37,883.76x = 1,103,896,020.99
  5. Step 5: Solve for x
    x = 1,103,896,020.99/37,883.76
  6. Step 6: Final answer
    x = 29,139.03

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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.