Home / 40,423.68-60,595.20-28,085.76

Finding the Fourth Proportional to 40,423.68, 60,595.20 and 28,085.76

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Solution

The fourth proportional to 40,423.68, 60,595.20 and 28,085.76 is: 42,100.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,423.68 : 60,595.20 = 28,085.76 : x
  2. Step 2: Convert to fraction form
    40,423.68/60,595.20 = 28,085.76/x
  3. Step 3: Cross multiply
    40,423.68x = 60,595.20 × 28,085.76
  4. Step 4: Simplify right side
    40,423.68x = 1,701,862,244.35
  5. Step 5: Solve for x
    x = 1,701,862,244.35/40,423.68
  6. Step 6: Final answer
    x = 42,100.63

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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.