Home / 38,335.54-57,499.53-12,039.58

Finding the Fourth Proportional to 38,335.54, 57,499.53 and 12,039.58

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Solution

The fourth proportional to 38,335.54, 57,499.53 and 12,039.58 is: 18,058.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,335.54 : 57,499.53 = 12,039.58 : x
  2. Step 2: Convert to fraction form
    38,335.54/57,499.53 = 12,039.58/x
  3. Step 3: Cross multiply
    38,335.54x = 57,499.53 × 12,039.58
  4. Step 4: Simplify right side
    38,335.54x = 692,270,191.40
  5. Step 5: Solve for x
    x = 692,270,191.40/38,335.54
  6. Step 6: Final answer
    x = 18,058.18

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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.