Home / 22,706.19-31,334.04-12,634.25

Finding the Fourth Proportional to 22,706.19, 31,334.04 and 12,634.25

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Solution

The fourth proportional to 22,706.19, 31,334.04 and 12,634.25 is: 17,434.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,706.19 : 31,334.04 = 12,634.25 : x
  2. Step 2: Convert to fraction form
    22,706.19/31,334.04 = 12,634.25/x
  3. Step 3: Cross multiply
    22,706.19x = 31,334.04 × 12,634.25
  4. Step 4: Simplify right side
    22,706.19x = 395,881,938.20
  5. Step 5: Solve for x
    x = 395,881,938.20/22,706.19
  6. Step 6: Final answer
    x = 17,434.98

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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.