Home / 27,162.18-37,479.33-15,226.02

Finding the Fourth Proportional to 27,162.18, 37,479.33 and 15,226.02

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Solution

The fourth proportional to 27,162.18, 37,479.33 and 15,226.02 is: 21,009.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,162.18 : 37,479.33 = 15,226.02 : x
  2. Step 2: Convert to fraction form
    27,162.18/37,479.33 = 15,226.02/x
  3. Step 3: Cross multiply
    27,162.18x = 37,479.33 × 15,226.02
  4. Step 4: Simplify right side
    27,162.18x = 570,661,028.17
  5. Step 5: Solve for x
    x = 570,661,028.17/27,162.18
  6. Step 6: Final answer
    x = 21,009.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.