Home / 35,221.92-48,607.59-20,114.70

Finding the Fourth Proportional to 35,221.92, 48,607.59 and 20,114.70

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Solution

The fourth proportional to 35,221.92, 48,607.59 and 20,114.70 is: 27,759.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,221.92 : 48,607.59 = 20,114.70 : x
  2. Step 2: Convert to fraction form
    35,221.92/48,607.59 = 20,114.70/x
  3. Step 3: Cross multiply
    35,221.92x = 48,607.59 × 20,114.70
  4. Step 4: Simplify right side
    35,221.92x = 977,727,090.57
  5. Step 5: Solve for x
    x = 977,727,090.57/35,221.92
  6. Step 6: Final answer
    x = 27,759.05

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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.