Home / 21,292.19-31,934.46-5,706.17

Finding the Fourth Proportional to 21,292.19, 31,934.46 and 5,706.17

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Solution

The fourth proportional to 21,292.19, 31,934.46 and 5,706.17 is: 8,558.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,292.19 : 31,934.46 = 5,706.17 : x
  2. Step 2: Convert to fraction form
    21,292.19/31,934.46 = 5,706.17/x
  3. Step 3: Cross multiply
    21,292.19x = 31,934.46 × 5,706.17
  4. Step 4: Simplify right side
    21,292.19x = 182,223,457.62
  5. Step 5: Solve for x
    x = 182,223,457.62/21,292.19
  6. Step 6: Final answer
    x = 8,558.23

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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.