Home / 31,450.25-43,402.02-17,303.13

Finding the Fourth Proportional to 31,450.25, 43,402.02 and 17,303.13

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Solution

The fourth proportional to 31,450.25, 43,402.02 and 17,303.13 is: 23,878.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,450.25 : 43,402.02 = 17,303.13 : x
  2. Step 2: Convert to fraction form
    31,450.25/43,402.02 = 17,303.13/x
  3. Step 3: Cross multiply
    31,450.25x = 43,402.02 × 17,303.13
  4. Step 4: Simplify right side
    31,450.25x = 750,990,794.32
  5. Step 5: Solve for x
    x = 750,990,794.32/31,450.25
  6. Step 6: Final answer
    x = 23,878.69

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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.