Home / 19,530.50-29,271.38-9,527.00

Finding the Fourth Proportional to 19,530.50, 29,271.38 and 9,527.00

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Solution

The fourth proportional to 19,530.50, 29,271.38 and 9,527.00 is: 14,278.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,530.50 : 29,271.38 = 9,527.00 : x
  2. Step 2: Convert to fraction form
    19,530.50/29,271.38 = 9,527.00/x
  3. Step 3: Cross multiply
    19,530.50x = 29,271.38 × 9,527.00
  4. Step 4: Simplify right side
    19,530.50x = 278,868,243.27
  5. Step 5: Solve for x
    x = 278,868,243.27/19,530.50
  6. Step 6: Final answer
    x = 14,278.61

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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.