Home / 35,318.66-48,740.61-19,404.14

Finding the Fourth Proportional to 35,318.66, 48,740.61 and 19,404.14

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Solution

The fourth proportional to 35,318.66, 48,740.61 and 19,404.14 is: 26,778.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.66 : 48,740.61 = 19,404.14 : x
  2. Step 2: Convert to fraction form
    35,318.66/48,740.61 = 19,404.14/x
  3. Step 3: Cross multiply
    35,318.66x = 48,740.61 × 19,404.14
  4. Step 4: Simplify right side
    35,318.66x = 945,769,620.13
  5. Step 5: Solve for x
    x = 945,769,620.13/35,318.66
  6. Step 6: Final answer
    x = 26,778.19

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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.