Home / 38,181.60-57,204.65-15,946.07

Finding the Fourth Proportional to 38,181.60, 57,204.65 and 15,946.07

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Solution

The fourth proportional to 38,181.60, 57,204.65 and 15,946.07 is: 23,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,181.60 : 57,204.65 = 15,946.07 : x
  2. Step 2: Convert to fraction form
    38,181.60/57,204.65 = 15,946.07/x
  3. Step 3: Cross multiply
    38,181.60x = 57,204.65 × 15,946.07
  4. Step 4: Simplify right side
    38,181.60x = 912,188,987.47
  5. Step 5: Solve for x
    x = 912,188,987.47/38,181.60
  6. Step 6: Final answer
    x = 23,890.80

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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.