Home / 38,639.84-57,980.27-15,266.48

Finding the Fourth Proportional to 38,639.84, 57,980.27 and 15,266.48

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Solution

The fourth proportional to 38,639.84, 57,980.27 and 15,266.48 is: 22,907.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,639.84 : 57,980.27 = 15,266.48 : x
  2. Step 2: Convert to fraction form
    38,639.84/57,980.27 = 15,266.48/x
  3. Step 3: Cross multiply
    38,639.84x = 57,980.27 × 15,266.48
  4. Step 4: Simplify right side
    38,639.84x = 885,154,380.61
  5. Step 5: Solve for x
    x = 885,154,380.61/38,639.84
  6. Step 6: Final answer
    x = 22,907.82

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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.