Home / 38,835.72-58,242.31-15,137.99

Finding the Fourth Proportional to 38,835.72, 58,242.31 and 15,137.99

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Solution

The fourth proportional to 38,835.72, 58,242.31 and 15,137.99 is: 22,702.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,835.72 : 58,242.31 = 15,137.99 : x
  2. Step 2: Convert to fraction form
    38,835.72/58,242.31 = 15,137.99/x
  3. Step 3: Cross multiply
    38,835.72x = 58,242.31 × 15,137.99
  4. Step 4: Simplify right side
    38,835.72x = 881,671,395.71
  5. Step 5: Solve for x
    x = 881,671,395.71/38,835.72
  6. Step 6: Final answer
    x = 22,702.59

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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.