Home / 27,001.47-40,497.53-12,206.95

Finding the Fourth Proportional to 27,001.47, 40,497.53 and 12,206.95

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Solution

The fourth proportional to 27,001.47, 40,497.53 and 12,206.95 is: 18,308.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,001.47 : 40,497.53 = 12,206.95 : x
  2. Step 2: Convert to fraction form
    27,001.47/40,497.53 = 12,206.95/x
  3. Step 3: Cross multiply
    27,001.47x = 40,497.53 × 12,206.95
  4. Step 4: Simplify right side
    27,001.47x = 494,351,253.11
  5. Step 5: Solve for x
    x = 494,351,253.11/27,001.47
  6. Step 6: Final answer
    x = 18,308.31

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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.