Home / 15,984.30-23,964.75-7,657.14

Finding the Fourth Proportional to 15,984.30, 23,964.75 and 7,657.14

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Solution

The fourth proportional to 15,984.30, 23,964.75 and 7,657.14 is: 11,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,984.30 : 23,964.75 = 7,657.14 : x
  2. Step 2: Convert to fraction form
    15,984.30/23,964.75 = 7,657.14/x
  3. Step 3: Cross multiply
    15,984.30x = 23,964.75 × 7,657.14
  4. Step 4: Simplify right side
    15,984.30x = 183,501,445.82
  5. Step 5: Solve for x
    x = 183,501,445.82/15,984.30
  6. Step 6: Final answer
    x = 11,480.11

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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.