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Finding the Fourth Proportional to 23,008.84, 34,513.14 and 7,215.06

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Solution

The fourth proportional to 23,008.84, 34,513.14 and 7,215.06 is: 10,822.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,008.84 : 34,513.14 = 7,215.06 : x
  2. Step 2: Convert to fraction form
    23,008.84/34,513.14 = 7,215.06/x
  3. Step 3: Cross multiply
    23,008.84x = 34,513.14 × 7,215.06
  4. Step 4: Simplify right side
    23,008.84x = 249,014,375.89
  5. Step 5: Solve for x
    x = 249,014,375.89/23,008.84
  6. Step 6: Final answer
    x = 10,822.55

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1.5x scale

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.