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Finding the Fourth Proportional to 19,344.89, 29,030.28 and 7,032.89

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Solution

The fourth proportional to 19,344.89, 29,030.28 and 7,032.89 is: 10,554.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,344.89 : 29,030.28 = 7,032.89 : x
  2. Step 2: Convert to fraction form
    19,344.89/29,030.28 = 7,032.89/x
  3. Step 3: Cross multiply
    19,344.89x = 29,030.28 × 7,032.89
  4. Step 4: Simplify right side
    19,344.89x = 204,166,765.91
  5. Step 5: Solve for x
    x = 204,166,765.91/19,344.89
  6. Step 6: Final answer
    x = 10,554.04

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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.