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Finding the Fourth Proportional to 15,698.79, 23,549.00 and 4,012.11

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Solution

The fourth proportional to 15,698.79, 23,549.00 and 4,012.11 is: 6,018.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,698.79 : 23,549.00 = 4,012.11 : x
  2. Step 2: Convert to fraction form
    15,698.79/23,549.00 = 4,012.11/x
  3. Step 3: Cross multiply
    15,698.79x = 23,549.00 × 4,012.11
  4. Step 4: Simplify right side
    15,698.79x = 94,481,158.33
  5. Step 5: Solve for x
    x = 94,481,158.33/15,698.79
  6. Step 6: Final answer
    x = 6,018.37

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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.