Home / 26,695.42-40,042.62-7,975.51

Finding the Fourth Proportional to 26,695.42, 40,042.62 and 7,975.51

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Solution

The fourth proportional to 26,695.42, 40,042.62 and 7,975.51 is: 11,963.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,695.42 : 40,042.62 = 7,975.51 : x
  2. Step 2: Convert to fraction form
    26,695.42/40,042.62 = 7,975.51/x
  3. Step 3: Cross multiply
    26,695.42x = 40,042.62 × 7,975.51
  4. Step 4: Simplify right side
    26,695.42x = 319,360,216.13
  5. Step 5: Solve for x
    x = 319,360,216.13/26,695.42
  6. Step 6: Final answer
    x = 11,963.11

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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.