Home / 16,970.13-25,470.05-9,078.93

Finding the Fourth Proportional to 16,970.13, 25,470.05 and 9,078.93

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Solution

The fourth proportional to 16,970.13, 25,470.05 and 9,078.93 is: 13,626.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,970.13 : 25,470.05 = 9,078.93 : x
  2. Step 2: Convert to fraction form
    16,970.13/25,470.05 = 9,078.93/x
  3. Step 3: Cross multiply
    16,970.13x = 25,470.05 × 9,078.93
  4. Step 4: Simplify right side
    16,970.13x = 231,240,755.65
  5. Step 5: Solve for x
    x = 231,240,755.65/16,970.13
  6. Step 6: Final answer
    x = 13,626.34

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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.