Home / 26,859.32-40,275.14-12,055.55

Finding the Fourth Proportional to 26,859.32, 40,275.14 and 12,055.55

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Solution

The fourth proportional to 26,859.32, 40,275.14 and 12,055.55 is: 18,077.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,859.32 : 40,275.14 = 12,055.55 : x
  2. Step 2: Convert to fraction form
    26,859.32/40,275.14 = 12,055.55/x
  3. Step 3: Cross multiply
    26,859.32x = 40,275.14 × 12,055.55
  4. Step 4: Simplify right side
    26,859.32x = 485,539,107.12
  5. Step 5: Solve for x
    x = 485,539,107.12/26,859.32
  6. Step 6: Final answer
    x = 18,077.12

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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.