Home / 34,910.70-48,176.88-18,995.14

Finding the Fourth Proportional to 34,910.70, 48,176.88 and 18,995.14

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Solution

The fourth proportional to 34,910.70, 48,176.88 and 18,995.14 is: 26,213.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,910.70 : 48,176.88 = 18,995.14 : x
  2. Step 2: Convert to fraction form
    34,910.70/48,176.88 = 18,995.14/x
  3. Step 3: Cross multiply
    34,910.70x = 48,176.88 × 18,995.14
  4. Step 4: Simplify right side
    34,910.70x = 915,126,580.36
  5. Step 5: Solve for x
    x = 915,126,580.36/34,910.70
  6. Step 6: Final answer
    x = 26,213.36

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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.