Home / 38,215.84-57,289.56-14,836.72

Finding the Fourth Proportional to 38,215.84, 57,289.56 and 14,836.72

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Solution

The fourth proportional to 38,215.84, 57,289.56 and 14,836.72 is: 22,241.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,215.84 : 57,289.56 = 14,836.72 : x
  2. Step 2: Convert to fraction form
    38,215.84/57,289.56 = 14,836.72/x
  3. Step 3: Cross multiply
    38,215.84x = 57,289.56 × 14,836.72
  4. Step 4: Simplify right side
    38,215.84x = 849,989,160.64
  5. Step 5: Solve for x
    x = 849,989,160.64/38,215.84
  6. Step 6: Final answer
    x = 22,241.80

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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.