Home / 38,913.22-53,698.05-22,999.15

Finding the Fourth Proportional to 38,913.22, 53,698.05 and 22,999.15

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Solution

The fourth proportional to 38,913.22, 53,698.05 and 22,999.15 is: 31,737.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,913.22 : 53,698.05 = 22,999.15 : x
  2. Step 2: Convert to fraction form
    38,913.22/53,698.05 = 22,999.15/x
  3. Step 3: Cross multiply
    38,913.22x = 53,698.05 × 22,999.15
  4. Step 4: Simplify right side
    38,913.22x = 1,235,009,506.66
  5. Step 5: Solve for x
    x = 1,235,009,506.66/38,913.22
  6. Step 6: Final answer
    x = 31,737.53

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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.