Home / 38,878.58-58,283.15-15,180.62

Finding the Fourth Proportional to 38,878.58, 58,283.15 and 15,180.62

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Solution

The fourth proportional to 38,878.58, 58,283.15 and 15,180.62 is: 22,757.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,878.58 : 58,283.15 = 15,180.62 : x
  2. Step 2: Convert to fraction form
    38,878.58/58,283.15 = 15,180.62/x
  3. Step 3: Cross multiply
    38,878.58x = 58,283.15 × 15,180.62
  4. Step 4: Simplify right side
    38,878.58x = 884,773,985.23
  5. Step 5: Solve for x
    x = 884,773,985.23/38,878.58
  6. Step 6: Final answer
    x = 22,757.36

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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.