Home / 38,969.23-58,495.19-31,661.89

Finding the Fourth Proportional to 38,969.23, 58,495.19 and 31,661.89

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Solution

The fourth proportional to 38,969.23, 58,495.19 and 31,661.89 is: 47,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,969.23 : 58,495.19 = 31,661.89 : x
  2. Step 2: Convert to fraction form
    38,969.23/58,495.19 = 31,661.89/x
  3. Step 3: Cross multiply
    38,969.23x = 58,495.19 × 31,661.89
  4. Step 4: Simplify right side
    38,969.23x = 1,852,068,113.00
  5. Step 5: Solve for x
    x = 1,852,068,113.00/38,969.23
  6. Step 6: Final answer
    x = 47,526.42

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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.