Home / 15,984.04-23,977.14-7,665.88

Finding the Fourth Proportional to 15,984.04, 23,977.14 and 7,665.88

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Solution

The fourth proportional to 15,984.04, 23,977.14 and 7,665.88 is: 11,499.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,984.04 : 23,977.14 = 7,665.88 : x
  2. Step 2: Convert to fraction form
    15,984.04/23,977.14 = 7,665.88/x
  3. Step 3: Cross multiply
    15,984.04x = 23,977.14 × 7,665.88
  4. Step 4: Simplify right side
    15,984.04x = 183,805,877.98
  5. Step 5: Solve for x
    x = 183,805,877.98/15,984.04
  6. Step 6: Final answer
    x = 11,499.34

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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.