Home / 18,829.29-25,983.54-10,331.22

Finding the Fourth Proportional to 18,829.29, 25,983.54 and 10,331.22

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Solution

The fourth proportional to 18,829.29, 25,983.54 and 10,331.22 is: 14,256.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,829.29 : 25,983.54 = 10,331.22 : x
  2. Step 2: Convert to fraction form
    18,829.29/25,983.54 = 10,331.22/x
  3. Step 3: Cross multiply
    18,829.29x = 25,983.54 × 10,331.22
  4. Step 4: Simplify right side
    18,829.29x = 268,441,486.55
  5. Step 5: Solve for x
    x = 268,441,486.55/18,829.29
  6. Step 6: Final answer
    x = 14,256.59

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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.