Home / 56,292.24-84,438.36-21,223.71

Finding the Fourth Proportional to 56,292.24, 84,438.36 and 21,223.71

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Solution

The fourth proportional to 56,292.24, 84,438.36 and 21,223.71 is: 31,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,292.24 : 84,438.36 = 21,223.71 : x
  2. Step 2: Convert to fraction form
    56,292.24/84,438.36 = 21,223.71/x
  3. Step 3: Cross multiply
    56,292.24x = 84,438.36 × 21,223.71
  4. Step 4: Simplify right side
    56,292.24x = 1,792,095,265.52
  5. Step 5: Solve for x
    x = 1,792,095,265.52/56,292.24
  6. Step 6: Final answer
    x = 31,835.57

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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.