Home / 38,495.12-57,746.30-15,116.09

Finding the Fourth Proportional to 38,495.12, 57,746.30 and 15,116.09

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Solution

The fourth proportional to 38,495.12, 57,746.30 and 15,116.09 is: 22,675.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,495.12 : 57,746.30 = 15,116.09 : x
  2. Step 2: Convert to fraction form
    38,495.12/57,746.30 = 15,116.09/x
  3. Step 3: Cross multiply
    38,495.12x = 57,746.30 × 15,116.09
  4. Step 4: Simplify right side
    38,495.12x = 872,897,903.66
  5. Step 5: Solve for x
    x = 872,897,903.66/38,495.12
  6. Step 6: Final answer
    x = 22,675.55

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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.