Home / 27,165.20-40,718.52-11,366.15

Finding the Fourth Proportional to 27,165.20, 40,718.52 and 11,366.15

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Solution

The fourth proportional to 27,165.20, 40,718.52 and 11,366.15 is: 17,036.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,165.20 : 40,718.52 = 11,366.15 : x
  2. Step 2: Convert to fraction form
    27,165.20/40,718.52 = 11,366.15/x
  3. Step 3: Cross multiply
    27,165.20x = 40,718.52 × 11,366.15
  4. Step 4: Simplify right side
    27,165.20x = 462,812,602.51
  5. Step 5: Solve for x
    x = 462,812,602.51/27,165.20
  6. Step 6: Final answer
    x = 17,036.97

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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.