Home / 26,501.04-39,698.48-15,965.20

Finding the Fourth Proportional to 26,501.04, 39,698.48 and 15,965.20

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Solution

The fourth proportional to 26,501.04, 39,698.48 and 15,965.20 is: 23,915.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,501.04 : 39,698.48 = 15,965.20 : x
  2. Step 2: Convert to fraction form
    26,501.04/39,698.48 = 15,965.20/x
  3. Step 3: Cross multiply
    26,501.04x = 39,698.48 × 15,965.20
  4. Step 4: Simplify right side
    26,501.04x = 633,794,172.90
  5. Step 5: Solve for x
    x = 633,794,172.90/26,501.04
  6. Step 6: Final answer
    x = 23,915.82

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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.