Home / 38,908.89-58,317.57-22,280.40

Finding the Fourth Proportional to 38,908.89, 58,317.57 and 22,280.40

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Solution

The fourth proportional to 38,908.89, 58,317.57 and 22,280.40 is: 33,394.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,908.89 : 58,317.57 = 22,280.40 : x
  2. Step 2: Convert to fraction form
    38,908.89/58,317.57 = 22,280.40/x
  3. Step 3: Cross multiply
    38,908.89x = 58,317.57 × 22,280.40
  4. Step 4: Simplify right side
    38,908.89x = 1,299,338,786.63
  5. Step 5: Solve for x
    x = 1,299,338,786.63/38,908.89
  6. Step 6: Final answer
    x = 33,394.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.