Home / 40,317.59-55,625.28-22,409.15

Finding the Fourth Proportional to 40,317.59, 55,625.28 and 22,409.15

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Solution

The fourth proportional to 40,317.59, 55,625.28 and 22,409.15 is: 30,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,317.59 : 55,625.28 = 22,409.15 : x
  2. Step 2: Convert to fraction form
    40,317.59/55,625.28 = 22,409.15/x
  3. Step 3: Cross multiply
    40,317.59x = 55,625.28 × 22,409.15
  4. Step 4: Simplify right side
    40,317.59x = 1,246,514,881.15
  5. Step 5: Solve for x
    x = 1,246,514,881.15/40,317.59
  6. Step 6: Final answer
    x = 30,917.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.