Home / 35,471.95-48,949.34-20,363.62

Finding the Fourth Proportional to 35,471.95, 48,949.34 and 20,363.62

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Solution

The fourth proportional to 35,471.95, 48,949.34 and 20,363.62 is: 28,100.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,471.95 : 48,949.34 = 20,363.62 : x
  2. Step 2: Convert to fraction form
    35,471.95/48,949.34 = 20,363.62/x
  3. Step 3: Cross multiply
    35,471.95x = 48,949.34 × 20,363.62
  4. Step 4: Simplify right side
    35,471.95x = 996,785,848.34
  5. Step 5: Solve for x
    x = 996,785,848.34/35,471.95
  6. Step 6: Final answer
    x = 28,100.68

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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.