Home / 26,178.04-39,260.17-17,856.51

Finding the Fourth Proportional to 26,178.04, 39,260.17 and 17,856.51

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Solution

The fourth proportional to 26,178.04, 39,260.17 and 17,856.51 is: 26,780.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,178.04 : 39,260.17 = 17,856.51 : x
  2. Step 2: Convert to fraction form
    26,178.04/39,260.17 = 17,856.51/x
  3. Step 3: Cross multiply
    26,178.04x = 39,260.17 × 17,856.51
  4. Step 4: Simplify right side
    26,178.04x = 701,049,618.21
  5. Step 5: Solve for x
    x = 701,049,618.21/26,178.04
  6. Step 6: Final answer
    x = 26,780.07

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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.