Home / 21,743.68-32,619.52-9,263.68

Finding the Fourth Proportional to 21,743.68, 32,619.52 and 9,263.68

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Solution

The fourth proportional to 21,743.68, 32,619.52 and 9,263.68 is: 13,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.68 : 32,619.52 = 9,263.68 : x
  2. Step 2: Convert to fraction form
    21,743.68/32,619.52 = 9,263.68/x
  3. Step 3: Cross multiply
    21,743.68x = 32,619.52 × 9,263.68
  4. Step 4: Simplify right side
    21,743.68x = 302,176,795.03
  5. Step 5: Solve for x
    x = 302,176,795.03/21,743.68
  6. Step 6: Final answer
    x = 13,897.22

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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.