Home / 21,266.24-31,904.14-6,476.33

Finding the Fourth Proportional to 21,266.24, 31,904.14 and 6,476.33

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Solution

The fourth proportional to 21,266.24, 31,904.14 and 6,476.33 is: 9,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,266.24 : 31,904.14 = 6,476.33 : x
  2. Step 2: Convert to fraction form
    21,266.24/31,904.14 = 6,476.33/x
  3. Step 3: Cross multiply
    21,266.24x = 31,904.14 × 6,476.33
  4. Step 4: Simplify right side
    21,266.24x = 206,621,547.10
  5. Step 5: Solve for x
    x = 206,621,547.10/21,266.24
  6. Step 6: Final answer
    x = 9,715.94

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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.