Home / 26,376.13-39,564.20-7,908.13

Finding the Fourth Proportional to 26,376.13, 39,564.20 and 7,908.13

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Solution

The fourth proportional to 26,376.13, 39,564.20 and 7,908.13 is: 11,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,376.13 : 39,564.20 = 7,908.13 : x
  2. Step 2: Convert to fraction form
    26,376.13/39,564.20 = 7,908.13/x
  3. Step 3: Cross multiply
    26,376.13x = 39,564.20 × 7,908.13
  4. Step 4: Simplify right side
    26,376.13x = 312,878,836.95
  5. Step 5: Solve for x
    x = 312,878,836.95/26,376.13
  6. Step 6: Final answer
    x = 11,862.20

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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.