Home / 40,483.20-60,733.12-17,109.76

Finding the Fourth Proportional to 40,483.20, 60,733.12 and 17,109.76

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Solution

The fourth proportional to 40,483.20, 60,733.12 and 17,109.76 is: 25,668.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,483.20 : 60,733.12 = 17,109.76 : x
  2. Step 2: Convert to fraction form
    40,483.20/60,733.12 = 17,109.76/x
  3. Step 3: Cross multiply
    40,483.20x = 60,733.12 × 17,109.76
  4. Step 4: Simplify right side
    40,483.20x = 1,039,129,107.25
  5. Step 5: Solve for x
    x = 1,039,129,107.25/40,483.20
  6. Step 6: Final answer
    x = 25,668.16

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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.