Home / 35,318.29-48,740.13-19,404.22

Finding the Fourth Proportional to 35,318.29, 48,740.13 and 19,404.22

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Solution

The fourth proportional to 35,318.29, 48,740.13 and 19,404.22 is: 26,778.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.29 : 48,740.13 = 19,404.22 : x
  2. Step 2: Convert to fraction form
    35,318.29/48,740.13 = 19,404.22/x
  3. Step 3: Cross multiply
    35,318.29x = 48,740.13 × 19,404.22
  4. Step 4: Simplify right side
    35,318.29x = 945,764,205.35
  5. Step 5: Solve for x
    x = 945,764,205.35/35,318.29
  6. Step 6: Final answer
    x = 26,778.31

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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.