Home / 35,046.20-48,363.60-19,130.64

Finding the Fourth Proportional to 35,046.20, 48,363.60 and 19,130.64

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Solution

The fourth proportional to 35,046.20, 48,363.60 and 19,130.64 is: 26,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,046.20 : 48,363.60 = 19,130.64 : x
  2. Step 2: Convert to fraction form
    35,046.20/48,363.60 = 19,130.64/x
  3. Step 3: Cross multiply
    35,046.20x = 48,363.60 × 19,130.64
  4. Step 4: Simplify right side
    35,046.20x = 925,226,620.70
  5. Step 5: Solve for x
    x = 925,226,620.70/35,046.20
  6. Step 6: Final answer
    x = 26,400.20

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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.