Home / 35,135.46-48,488.14-19,219.92

Finding the Fourth Proportional to 35,135.46, 48,488.14 and 19,219.92

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Solution

The fourth proportional to 35,135.46, 48,488.14 and 19,219.92 is: 26,524.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,135.46 : 48,488.14 = 19,219.92 : x
  2. Step 2: Convert to fraction form
    35,135.46/48,488.14 = 19,219.92/x
  3. Step 3: Cross multiply
    35,135.46x = 48,488.14 × 19,219.92
  4. Step 4: Simplify right side
    35,135.46x = 931,938,171.75
  5. Step 5: Solve for x
    x = 931,938,171.75/35,135.46
  6. Step 6: Final answer
    x = 26,524.15

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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.