Home / 49,513.72-74,240.93-15,765.16

Finding the Fourth Proportional to 49,513.72, 74,240.93 and 15,765.16

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Solution

The fourth proportional to 49,513.72, 74,240.93 and 15,765.16 is: 23,638.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,513.72 : 74,240.93 = 15,765.16 : x
  2. Step 2: Convert to fraction form
    49,513.72/74,240.93 = 15,765.16/x
  3. Step 3: Cross multiply
    49,513.72x = 74,240.93 × 15,765.16
  4. Step 4: Simplify right side
    49,513.72x = 1,170,420,061.17
  5. Step 5: Solve for x
    x = 1,170,420,061.17/49,513.72
  6. Step 6: Final answer
    x = 23,638.30

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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.