Home / 34,867.42-52,307.40-12,711.88

Finding the Fourth Proportional to 34,867.42, 52,307.40 and 12,711.88

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Solution

The fourth proportional to 34,867.42, 52,307.40 and 12,711.88 is: 19,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,867.42 : 52,307.40 = 12,711.88 : x
  2. Step 2: Convert to fraction form
    34,867.42/52,307.40 = 12,711.88/x
  3. Step 3: Cross multiply
    34,867.42x = 52,307.40 × 12,711.88
  4. Step 4: Simplify right side
    34,867.42x = 664,925,391.91
  5. Step 5: Solve for x
    x = 664,925,391.91/34,867.42
  6. Step 6: Final answer
    x = 19,070.11

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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.