Home / 38,854.20-58,267.02-13,887.51

Finding the Fourth Proportional to 38,854.20, 58,267.02 and 13,887.51

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Solution

The fourth proportional to 38,854.20, 58,267.02 and 13,887.51 is: 20,826.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,854.20 : 58,267.02 = 13,887.51 : x
  2. Step 2: Convert to fraction form
    38,854.20/58,267.02 = 13,887.51/x
  3. Step 3: Cross multiply
    38,854.20x = 58,267.02 × 13,887.51
  4. Step 4: Simplify right side
    38,854.20x = 809,183,822.92
  5. Step 5: Solve for x
    x = 809,183,822.92/38,854.20
  6. Step 6: Final answer
    x = 20,826.16

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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.