Home / 27,307.04-40,966.02-8,591.78

Finding the Fourth Proportional to 27,307.04, 40,966.02 and 8,591.78

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Solution

The fourth proportional to 27,307.04, 40,966.02 and 8,591.78 is: 12,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,307.04 : 40,966.02 = 8,591.78 : x
  2. Step 2: Convert to fraction form
    27,307.04/40,966.02 = 8,591.78/x
  3. Step 3: Cross multiply
    27,307.04x = 40,966.02 × 8,591.78
  4. Step 4: Simplify right side
    27,307.04x = 351,971,031.32
  5. Step 5: Solve for x
    x = 351,971,031.32/27,307.04
  6. Step 6: Final answer
    x = 12,889.39

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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.