Home / 27,001.71-40,510.35-8,284.50

Finding the Fourth Proportional to 27,001.71, 40,510.35 and 8,284.50

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Solution

The fourth proportional to 27,001.71, 40,510.35 and 8,284.50 is: 12,429.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,001.71 : 40,510.35 = 8,284.50 : x
  2. Step 2: Convert to fraction form
    27,001.71/40,510.35 = 8,284.50/x
  3. Step 3: Cross multiply
    27,001.71x = 40,510.35 × 8,284.50
  4. Step 4: Simplify right side
    27,001.71x = 335,607,994.58
  5. Step 5: Solve for x
    x = 335,607,994.58/27,001.71
  6. Step 6: Final answer
    x = 12,429.14

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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.