Home / 26,480.47-39,712.28-8,707.03

Finding the Fourth Proportional to 26,480.47, 39,712.28 and 8,707.03

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Solution

The fourth proportional to 26,480.47, 39,712.28 and 8,707.03 is: 13,057.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,480.47 : 39,712.28 = 8,707.03 : x
  2. Step 2: Convert to fraction form
    26,480.47/39,712.28 = 8,707.03/x
  3. Step 3: Cross multiply
    26,480.47x = 39,712.28 × 8,707.03
  4. Step 4: Simplify right side
    26,480.47x = 345,776,013.33
  5. Step 5: Solve for x
    x = 345,776,013.33/26,480.47
  6. Step 6: Final answer
    x = 13,057.77

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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.