Home / 22,344.26-30,829.56-12,653.88

Finding the Fourth Proportional to 22,344.26, 30,829.56 and 12,653.88

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Solution

The fourth proportional to 22,344.26, 30,829.56 and 12,653.88 is: 17,459.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,344.26 : 30,829.56 = 12,653.88 : x
  2. Step 2: Convert to fraction form
    22,344.26/30,829.56 = 12,653.88/x
  3. Step 3: Cross multiply
    22,344.26x = 30,829.56 × 12,653.88
  4. Step 4: Simplify right side
    22,344.26x = 390,113,552.69
  5. Step 5: Solve for x
    x = 390,113,552.69/22,344.26
  6. Step 6: Final answer
    x = 17,459.23

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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.