Home / 16,148.09-22,282.36-9,343.28

Finding the Fourth Proportional to 16,148.09, 22,282.36 and 9,343.28

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Solution

The fourth proportional to 16,148.09, 22,282.36 and 9,343.28 is: 12,892.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,148.09 : 22,282.36 = 9,343.28 : x
  2. Step 2: Convert to fraction form
    16,148.09/22,282.36 = 9,343.28/x
  3. Step 3: Cross multiply
    16,148.09x = 22,282.36 × 9,343.28
  4. Step 4: Simplify right side
    16,148.09x = 208,190,217.13
  5. Step 5: Solve for x
    x = 208,190,217.13/16,148.09
  6. Step 6: Final answer
    x = 12,892.56

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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.