Home / 14,242.74-21,377.51-7,227.79

Finding the Fourth Proportional to 14,242.74, 21,377.51 and 7,227.79

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Solution

The fourth proportional to 14,242.74, 21,377.51 and 7,227.79 is: 10,848.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.74 : 21,377.51 = 7,227.79 : x
  2. Step 2: Convert to fraction form
    14,242.74/21,377.51 = 7,227.79/x
  3. Step 3: Cross multiply
    14,242.74x = 21,377.51 × 7,227.79
  4. Step 4: Simplify right side
    14,242.74x = 154,512,009.98
  5. Step 5: Solve for x
    x = 154,512,009.98/14,242.74
  6. Step 6: Final answer
    x = 10,848.48

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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.