Home / 38,821.40-58,232.08-12,526.13

Finding the Fourth Proportional to 38,821.40, 58,232.08 and 12,526.13

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Solution

The fourth proportional to 38,821.40, 58,232.08 and 12,526.13 is: 18,789.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,821.40 : 58,232.08 = 12,526.13 : x
  2. Step 2: Convert to fraction form
    38,821.40/58,232.08 = 12,526.13/x
  3. Step 3: Cross multiply
    38,821.40x = 58,232.08 × 12,526.13
  4. Step 4: Simplify right side
    38,821.40x = 729,422,718.52
  5. Step 5: Solve for x
    x = 729,422,718.52/38,821.40
  6. Step 6: Final answer
    x = 18,789.19

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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.