Home / 26,442.22-36,487.56-15,831.58

Finding the Fourth Proportional to 26,442.22, 36,487.56 and 15,831.58

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Solution

The fourth proportional to 26,442.22, 36,487.56 and 15,831.58 is: 21,845.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,442.22 : 36,487.56 = 15,831.58 : x
  2. Step 2: Convert to fraction form
    26,442.22/36,487.56 = 15,831.58/x
  3. Step 3: Cross multiply
    26,442.22x = 36,487.56 × 15,831.58
  4. Step 4: Simplify right side
    26,442.22x = 577,655,725.14
  5. Step 5: Solve for x
    x = 577,655,725.14/26,442.22
  6. Step 6: Final answer
    x = 21,845.96

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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.