Home / 19,234.86-28,874.16-17,966.40

Finding the Fourth Proportional to 19,234.86, 28,874.16 and 17,966.40

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Solution

The fourth proportional to 19,234.86, 28,874.16 and 17,966.40 is: 26,970.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,234.86 : 28,874.16 = 17,966.40 : x
  2. Step 2: Convert to fraction form
    19,234.86/28,874.16 = 17,966.40/x
  3. Step 3: Cross multiply
    19,234.86x = 28,874.16 × 17,966.40
  4. Step 4: Simplify right side
    19,234.86x = 518,764,708.22
  5. Step 5: Solve for x
    x = 518,764,708.22/19,234.86
  6. Step 6: Final answer
    x = 26,970.03

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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.