Home / 26,768.80-40,130.62-16,886.29

Finding the Fourth Proportional to 26,768.80, 40,130.62 and 16,886.29

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Solution

The fourth proportional to 26,768.80, 40,130.62 and 16,886.29 is: 25,315.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,768.80 : 40,130.62 = 16,886.29 : x
  2. Step 2: Convert to fraction form
    26,768.80/40,130.62 = 16,886.29/x
  3. Step 3: Cross multiply
    26,768.80x = 40,130.62 × 16,886.29
  4. Step 4: Simplify right side
    26,768.80x = 677,657,287.20
  5. Step 5: Solve for x
    x = 677,657,287.20/26,768.80
  6. Step 6: Final answer
    x = 25,315.19

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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.