Home / 38,704.80-57,895.20-34,784.40

Finding the Fourth Proportional to 38,704.80, 57,895.20 and 34,784.40

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Solution

The fourth proportional to 38,704.80, 57,895.20 and 34,784.40 is: 52,031.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,704.80 : 57,895.20 = 34,784.40 : x
  2. Step 2: Convert to fraction form
    38,704.80/57,895.20 = 34,784.40/x
  3. Step 3: Cross multiply
    38,704.80x = 57,895.20 × 34,784.40
  4. Step 4: Simplify right side
    38,704.80x = 2,013,849,794.88
  5. Step 5: Solve for x
    x = 2,013,849,794.88/38,704.80
  6. Step 6: Final answer
    x = 52,031.01

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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.