Home / 45,921.64-68,908.76-17,838.06

Finding the Fourth Proportional to 45,921.64, 68,908.76 and 17,838.06

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Solution

The fourth proportional to 45,921.64, 68,908.76 and 17,838.06 is: 26,767.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,921.64 : 68,908.76 = 17,838.06 : x
  2. Step 2: Convert to fraction form
    45,921.64/68,908.76 = 17,838.06/x
  3. Step 3: Cross multiply
    45,921.64x = 68,908.76 × 17,838.06
  4. Step 4: Simplify right side
    45,921.64x = 1,229,198,595.41
  5. Step 5: Solve for x
    x = 1,229,198,595.41/45,921.64
  6. Step 6: Final answer
    x = 26,767.31

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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.