Home / 38,389.48-57,571.34-14,691.50

Finding the Fourth Proportional to 38,389.48, 57,571.34 and 14,691.50

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Solution

The fourth proportional to 38,389.48, 57,571.34 and 14,691.50 is: 22,032.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,389.48 : 57,571.34 = 14,691.50 : x
  2. Step 2: Convert to fraction form
    38,389.48/57,571.34 = 14,691.50/x
  3. Step 3: Cross multiply
    38,389.48x = 57,571.34 × 14,691.50
  4. Step 4: Simplify right side
    38,389.48x = 845,809,341.61
  5. Step 5: Solve for x
    x = 845,809,341.61/38,389.48
  6. Step 6: Final answer
    x = 22,032.32

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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.