Home / 19,001.27-28,510.10-10,234.43

Finding the Fourth Proportional to 19,001.27, 28,510.10 and 10,234.43

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Solution

The fourth proportional to 19,001.27, 28,510.10 and 10,234.43 is: 15,356.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.27 : 28,510.10 = 10,234.43 : x
  2. Step 2: Convert to fraction form
    19,001.27/28,510.10 = 10,234.43/x
  3. Step 3: Cross multiply
    19,001.27x = 28,510.10 × 10,234.43
  4. Step 4: Simplify right side
    19,001.27x = 291,784,622.74
  5. Step 5: Solve for x
    x = 291,784,622.74/19,001.27
  6. Step 6: Final answer
    x = 15,356.06

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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.