Home / 35,116.20-48,465.72-20,008.80

Finding the Fourth Proportional to 35,116.20, 48,465.72 and 20,008.80

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Solution

The fourth proportional to 35,116.20, 48,465.72 and 20,008.80 is: 27,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,116.20 : 48,465.72 = 20,008.80 : x
  2. Step 2: Convert to fraction form
    35,116.20/48,465.72 = 20,008.80/x
  3. Step 3: Cross multiply
    35,116.20x = 48,465.72 × 20,008.80
  4. Step 4: Simplify right side
    35,116.20x = 969,740,898.34
  5. Step 5: Solve for x
    x = 969,740,898.34/35,116.20
  6. Step 6: Final answer
    x = 27,615.20

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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.