Home / 26,592.60-36,686.25-15,831.45

Finding the Fourth Proportional to 26,592.60, 36,686.25 and 15,831.45

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Solution

The fourth proportional to 26,592.60, 36,686.25 and 15,831.45 is: 21,840.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,592.60 : 36,686.25 = 15,831.45 : x
  2. Step 2: Convert to fraction form
    26,592.60/36,686.25 = 15,831.45/x
  3. Step 3: Cross multiply
    26,592.60x = 36,686.25 × 15,831.45
  4. Step 4: Simplify right side
    26,592.60x = 580,796,532.56
  5. Step 5: Solve for x
    x = 580,796,532.56/26,592.60
  6. Step 6: Final answer
    x = 21,840.53

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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.