Home / 26,830.95-40,252.19-8,109.51

Finding the Fourth Proportional to 26,830.95, 40,252.19 and 8,109.51

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Solution

The fourth proportional to 26,830.95, 40,252.19 and 8,109.51 is: 12,166.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.95 : 40,252.19 = 8,109.51 : x
  2. Step 2: Convert to fraction form
    26,830.95/40,252.19 = 8,109.51/x
  3. Step 3: Cross multiply
    26,830.95x = 40,252.19 × 8,109.51
  4. Step 4: Simplify right side
    26,830.95x = 326,425,496.78
  5. Step 5: Solve for x
    x = 326,425,496.78/26,830.95
  6. Step 6: Final answer
    x = 12,166.01

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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.