Home / 19,722.65-29,592.65-10,360.50

Finding the Fourth Proportional to 19,722.65, 29,592.65 and 10,360.50

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Solution

The fourth proportional to 19,722.65, 29,592.65 and 10,360.50 is: 15,545.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722.65 : 29,592.65 = 10,360.50 : x
  2. Step 2: Convert to fraction form
    19,722.65/29,592.65 = 10,360.50/x
  3. Step 3: Cross multiply
    19,722.65x = 29,592.65 × 10,360.50
  4. Step 4: Simplify right side
    19,722.65x = 306,594,676.23
  5. Step 5: Solve for x
    x = 306,594,676.23/19,722.65
  6. Step 6: Final answer
    x = 15,545.31

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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.