Home / 40,275.54-55,582.10-22,370.62

Finding the Fourth Proportional to 40,275.54, 55,582.10 and 22,370.62

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Solution

The fourth proportional to 40,275.54, 55,582.10 and 22,370.62 is: 30,872.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,275.54 : 55,582.10 = 22,370.62 : x
  2. Step 2: Convert to fraction form
    40,275.54/55,582.10 = 22,370.62/x
  3. Step 3: Cross multiply
    40,275.54x = 55,582.10 × 22,370.62
  4. Step 4: Simplify right side
    40,275.54x = 1,243,406,037.90
  5. Step 5: Solve for x
    x = 1,243,406,037.90/40,275.54
  6. Step 6: Final answer
    x = 30,872.49

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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.