Home / 38,627.80-57,941.70-12,333.40

Finding the Fourth Proportional to 38,627.80, 57,941.70 and 12,333.40

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Solution

The fourth proportional to 38,627.80, 57,941.70 and 12,333.40 is: 18,500.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,627.80 : 57,941.70 = 12,333.40 : x
  2. Step 2: Convert to fraction form
    38,627.80/57,941.70 = 12,333.40/x
  3. Step 3: Cross multiply
    38,627.80x = 57,941.70 × 12,333.40
  4. Step 4: Simplify right side
    38,627.80x = 714,618,162.78
  5. Step 5: Solve for x
    x = 714,618,162.78/38,627.80
  6. Step 6: Final answer
    x = 18,500.10

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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.