Home / 15,239.04-22,837.80-9,318

Finding the Fourth Proportional to 15,239.04, 22,837.80 and 9,318

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Solution

The fourth proportional to 15,239.04, 22,837.80 and 9,318 is: 13,964.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,239.04 : 22,837.80 = 9,318 : x
  2. Step 2: Convert to fraction form
    15,239.04/22,837.80 = 9,318/x
  3. Step 3: Cross multiply
    15,239.04x = 22,837.80 × 9,318
  4. Step 4: Simplify right side
    15,239.04x = 212,802,620.40
  5. Step 5: Solve for x
    x = 212,802,620.40/15,239.04
  6. Step 6: Final answer
    x = 13,964.31

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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.