Home / 19,532.78-29,300.90-5,492.93

Finding the Fourth Proportional to 19,532.78, 29,300.90 and 5,492.93

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Solution

The fourth proportional to 19,532.78, 29,300.90 and 5,492.93 is: 8,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,532.78 : 29,300.90 = 5,492.93 : x
  2. Step 2: Convert to fraction form
    19,532.78/29,300.90 = 5,492.93/x
  3. Step 3: Cross multiply
    19,532.78x = 29,300.90 × 5,492.93
  4. Step 4: Simplify right side
    19,532.78x = 160,947,618.67
  5. Step 5: Solve for x
    x = 160,947,618.67/19,532.78
  6. Step 6: Final answer
    x = 8,239.87

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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.