Home / 26,810.16-40,215.36-7,088.52

Finding the Fourth Proportional to 26,810.16, 40,215.36 and 7,088.52

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Solution

The fourth proportional to 26,810.16, 40,215.36 and 7,088.52 is: 10,632.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,810.16 : 40,215.36 = 7,088.52 : x
  2. Step 2: Convert to fraction form
    26,810.16/40,215.36 = 7,088.52/x
  3. Step 3: Cross multiply
    26,810.16x = 40,215.36 × 7,088.52
  4. Step 4: Simplify right side
    26,810.16x = 285,067,383.67
  5. Step 5: Solve for x
    x = 285,067,383.67/26,810.16
  6. Step 6: Final answer
    x = 10,632.81

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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.