Home / 21,497.81-32,244.28-7,455.24

Finding the Fourth Proportional to 21,497.81, 32,244.28 and 7,455.24

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Solution

The fourth proportional to 21,497.81, 32,244.28 and 7,455.24 is: 11,182.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,497.81 : 32,244.28 = 7,455.24 : x
  2. Step 2: Convert to fraction form
    21,497.81/32,244.28 = 7,455.24/x
  3. Step 3: Cross multiply
    21,497.81x = 32,244.28 × 7,455.24
  4. Step 4: Simplify right side
    21,497.81x = 240,388,827.39
  5. Step 5: Solve for x
    x = 240,388,827.39/21,497.81
  6. Step 6: Final answer
    x = 11,182.02

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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.