Home / 27,718.67-41,582.12-10,187.13

Finding the Fourth Proportional to 27,718.67, 41,582.12 and 10,187.13

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Solution

The fourth proportional to 27,718.67, 41,582.12 and 10,187.13 is: 15,282.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,718.67 : 41,582.12 = 10,187.13 : x
  2. Step 2: Convert to fraction form
    27,718.67/41,582.12 = 10,187.13/x
  3. Step 3: Cross multiply
    27,718.67x = 41,582.12 × 10,187.13
  4. Step 4: Simplify right side
    27,718.67x = 423,602,567.11
  5. Step 5: Solve for x
    x = 423,602,567.11/27,718.67
  6. Step 6: Final answer
    x = 15,282.21

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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.