Home / 33,999.10-51,009.45-15,271.90

Finding the Fourth Proportional to 33,999.10, 51,009.45 and 15,271.90

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Solution

The fourth proportional to 33,999.10, 51,009.45 and 15,271.90 is: 22,912.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,999.10 : 51,009.45 = 15,271.90 : x
  2. Step 2: Convert to fraction form
    33,999.10/51,009.45 = 15,271.90/x
  3. Step 3: Cross multiply
    33,999.10x = 51,009.45 × 15,271.90
  4. Step 4: Simplify right side
    33,999.10x = 779,011,219.46
  5. Step 5: Solve for x
    x = 779,011,219.46/33,999.10
  6. Step 6: Final answer
    x = 22,912.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.