Home / 39,083.20-58,624.80-16,881.10

Finding the Fourth Proportional to 39,083.20, 58,624.80 and 16,881.10

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Solution

The fourth proportional to 39,083.20, 58,624.80 and 16,881.10 is: 25,321.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,083.20 : 58,624.80 = 16,881.10 : x
  2. Step 2: Convert to fraction form
    39,083.20/58,624.80 = 16,881.10/x
  3. Step 3: Cross multiply
    39,083.20x = 58,624.80 × 16,881.10
  4. Step 4: Simplify right side
    39,083.20x = 989,651,111.28
  5. Step 5: Solve for x
    x = 989,651,111.28/39,083.20
  6. Step 6: Final answer
    x = 25,321.65

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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.