Home / 31,435.35-43,379.99-17,095.01

Finding the Fourth Proportional to 31,435.35, 43,379.99 and 17,095.01

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Solution

The fourth proportional to 31,435.35, 43,379.99 and 17,095.01 is: 23,590.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,435.35 : 43,379.99 = 17,095.01 : x
  2. Step 2: Convert to fraction form
    31,435.35/43,379.99 = 17,095.01/x
  3. Step 3: Cross multiply
    31,435.35x = 43,379.99 × 17,095.01
  4. Step 4: Simplify right side
    31,435.35x = 741,581,220.74
  5. Step 5: Solve for x
    x = 741,581,220.74/31,435.35
  6. Step 6: Final answer
    x = 23,590.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.