Home / 39,495.18-54,503.72-22,499.18

Finding the Fourth Proportional to 39,495.18, 54,503.72 and 22,499.18

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Solution

The fourth proportional to 39,495.18, 54,503.72 and 22,499.18 is: 31,049.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,495.18 : 54,503.72 = 22,499.18 : x
  2. Step 2: Convert to fraction form
    39,495.18/54,503.72 = 22,499.18/x
  3. Step 3: Cross multiply
    39,495.18x = 54,503.72 × 22,499.18
  4. Step 4: Simplify right side
    39,495.18x = 1,226,288,621.94
  5. Step 5: Solve for x
    x = 1,226,288,621.94/39,495.18
  6. Step 6: Final answer
    x = 31,049.07

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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.