Home / 38,564.16-57,831.64-21,024.44

Finding the Fourth Proportional to 38,564.16, 57,831.64 and 21,024.44

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Solution

The fourth proportional to 38,564.16, 57,831.64 and 21,024.44 is: 31,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,564.16 : 57,831.64 = 21,024.44 : x
  2. Step 2: Convert to fraction form
    38,564.16/57,831.64 = 21,024.44/x
  3. Step 3: Cross multiply
    38,564.16x = 57,831.64 × 21,024.44
  4. Step 4: Simplify right side
    38,564.16x = 1,215,877,845.28
  5. Step 5: Solve for x
    x = 1,215,877,845.28/38,564.16
  6. Step 6: Final answer
    x = 31,528.70

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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.