Home / 39,237.90-58,759.65-31,461.90

Finding the Fourth Proportional to 39,237.90, 58,759.65 and 31,461.90

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Solution

The fourth proportional to 39,237.90, 58,759.65 and 31,461.90 is: 47,114.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,237.90 : 58,759.65 = 31,461.90 : x
  2. Step 2: Convert to fraction form
    39,237.90/58,759.65 = 31,461.90/x
  3. Step 3: Cross multiply
    39,237.90x = 58,759.65 × 31,461.90
  4. Step 4: Simplify right side
    39,237.90x = 1,848,690,232.34
  5. Step 5: Solve for x
    x = 1,848,690,232.34/39,237.90
  6. Step 6: Final answer
    x = 47,114.91

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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.