Home / 32,618.12-45,013.17-18,277.98

Finding the Fourth Proportional to 32,618.12, 45,013.17 and 18,277.98

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Solution

The fourth proportional to 32,618.12, 45,013.17 and 18,277.98 is: 25,223.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,618.12 : 45,013.17 = 18,277.98 : x
  2. Step 2: Convert to fraction form
    32,618.12/45,013.17 = 18,277.98/x
  3. Step 3: Cross multiply
    32,618.12x = 45,013.17 × 18,277.98
  4. Step 4: Simplify right side
    32,618.12x = 822,749,821.00
  5. Step 5: Solve for x
    x = 822,749,821.00/32,618.12
  6. Step 6: Final answer
    x = 25,223.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.