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Finding the Fourth Proportional to 26,598.03, 36,696 and 15,259.65

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Solution

The fourth proportional to 26,598.03, 36,696 and 15,259.65 is: 21,052.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,598.03 : 36,696 = 15,259.65 : x
  2. Step 2: Convert to fraction form
    26,598.03/36,696 = 15,259.65/x
  3. Step 3: Cross multiply
    26,598.03x = 36,696 × 15,259.65
  4. Step 4: Simplify right side
    26,598.03x = 559,968,116.40
  5. Step 5: Solve for x
    x = 559,968,116.40/26,598.03
  6. Step 6: Final answer
    x = 21,052.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.