Home / 15,997.70-22,071.89-10,335.60

Finding the Fourth Proportional to 15,997.70, 22,071.89 and 10,335.60

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Solution

The fourth proportional to 15,997.70, 22,071.89 and 10,335.60 is: 14,259.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.70 : 22,071.89 = 10,335.60 : x
  2. Step 2: Convert to fraction form
    15,997.70/22,071.89 = 10,335.60/x
  3. Step 3: Cross multiply
    15,997.70x = 22,071.89 × 10,335.60
  4. Step 4: Simplify right side
    15,997.70x = 228,126,252.12
  5. Step 5: Solve for x
    x = 228,126,252.12/15,997.70
  6. Step 6: Final answer
    x = 14,259.94

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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.