Home / 31,084.06-46,570.81-17,909.21

Finding the Fourth Proportional to 31,084.06, 46,570.81 and 17,909.21

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Solution

The fourth proportional to 31,084.06, 46,570.81 and 17,909.21 is: 26,831.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,084.06 : 46,570.81 = 17,909.21 : x
  2. Step 2: Convert to fraction form
    31,084.06/46,570.81 = 17,909.21/x
  3. Step 3: Cross multiply
    31,084.06x = 46,570.81 × 17,909.21
  4. Step 4: Simplify right side
    31,084.06x = 834,046,416.16
  5. Step 5: Solve for x
    x = 834,046,416.16/31,084.06
  6. Step 6: Final answer
    x = 26,831.97

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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.