Home / 35,444.72-48,912.56-19,529.12

Finding the Fourth Proportional to 35,444.72, 48,912.56 and 19,529.12

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Solution

The fourth proportional to 35,444.72, 48,912.56 and 19,529.12 is: 26,949.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,444.72 : 48,912.56 = 19,529.12 : x
  2. Step 2: Convert to fraction form
    35,444.72/48,912.56 = 19,529.12/x
  3. Step 3: Cross multiply
    35,444.72x = 48,912.56 × 19,529.12
  4. Step 4: Simplify right side
    35,444.72x = 955,219,253.75
  5. Step 5: Solve for x
    x = 955,219,253.75/35,444.72
  6. Step 6: Final answer
    x = 26,949.55

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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.