Home / 26,883.36-40,312.80-11,292.48

Finding the Fourth Proportional to 26,883.36, 40,312.80 and 11,292.48

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Solution

The fourth proportional to 26,883.36, 40,312.80 and 11,292.48 is: 16,933.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,883.36 : 40,312.80 = 11,292.48 : x
  2. Step 2: Convert to fraction form
    26,883.36/40,312.80 = 11,292.48/x
  3. Step 3: Cross multiply
    26,883.36x = 40,312.80 × 11,292.48
  4. Step 4: Simplify right side
    26,883.36x = 455,231,487.74
  5. Step 5: Solve for x
    x = 455,231,487.74/26,883.36
  6. Step 6: Final answer
    x = 16,933.58

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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.