Home / 35,080.28-48,409.56-20,925.80

Finding the Fourth Proportional to 35,080.28, 48,409.56 and 20,925.80

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Solution

The fourth proportional to 35,080.28, 48,409.56 and 20,925.80 is: 28,876.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,080.28 : 48,409.56 = 20,925.80 : x
  2. Step 2: Convert to fraction form
    35,080.28/48,409.56 = 20,925.80/x
  3. Step 3: Cross multiply
    35,080.28x = 48,409.56 × 20,925.80
  4. Step 4: Simplify right side
    35,080.28x = 1,013,008,770.65
  5. Step 5: Solve for x
    x = 1,013,008,770.65/35,080.28
  6. Step 6: Final answer
    x = 28,876.87

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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.