Home / 38,122.84-57,158.72-14,721.94

Finding the Fourth Proportional to 38,122.84, 57,158.72 and 14,721.94

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Solution

The fourth proportional to 38,122.84, 57,158.72 and 14,721.94 is: 22,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,122.84 : 57,158.72 = 14,721.94 : x
  2. Step 2: Convert to fraction form
    38,122.84/57,158.72 = 14,721.94/x
  3. Step 3: Cross multiply
    38,122.84x = 57,158.72 × 14,721.94
  4. Step 4: Simplify right side
    38,122.84x = 841,487,246.32
  5. Step 5: Solve for x
    x = 841,487,246.32/38,122.84
  6. Step 6: Final answer
    x = 22,073.05

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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.