Home / 19,369.84-28,996.08-17,521.76

Finding the Fourth Proportional to 19,369.84, 28,996.08 and 17,521.76

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Solution

The fourth proportional to 19,369.84, 28,996.08 and 17,521.76 is: 26,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,369.84 : 28,996.08 = 17,521.76 : x
  2. Step 2: Convert to fraction form
    19,369.84/28,996.08 = 17,521.76/x
  3. Step 3: Cross multiply
    19,369.84x = 28,996.08 × 17,521.76
  4. Step 4: Simplify right side
    19,369.84x = 508,062,354.70
  5. Step 5: Solve for x
    x = 508,062,354.70/19,369.84
  6. Step 6: Final answer
    x = 26,229.56

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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.