Home / 38,657.08-57,993.88-12,002.48

Finding the Fourth Proportional to 38,657.08, 57,993.88 and 12,002.48

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Solution

The fourth proportional to 38,657.08, 57,993.88 and 12,002.48 is: 18,006.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,657.08 : 57,993.88 = 12,002.48 : x
  2. Step 2: Convert to fraction form
    38,657.08/57,993.88 = 12,002.48/x
  3. Step 3: Cross multiply
    38,657.08x = 57,993.88 × 12,002.48
  4. Step 4: Simplify right side
    38,657.08x = 696,070,384.82
  5. Step 5: Solve for x
    x = 696,070,384.82/38,657.08
  6. Step 6: Final answer
    x = 18,006.28

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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.