Home / 45,812.90-63,222.51-27,908.66

Finding the Fourth Proportional to 45,812.90, 63,222.51 and 27,908.66

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Solution

The fourth proportional to 45,812.90, 63,222.51 and 27,908.66 is: 38,514.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,812.90 : 63,222.51 = 27,908.66 : x
  2. Step 2: Convert to fraction form
    45,812.90/63,222.51 = 27,908.66/x
  3. Step 3: Cross multiply
    45,812.90x = 63,222.51 × 27,908.66
  4. Step 4: Simplify right side
    45,812.90x = 1,764,455,535.94
  5. Step 5: Solve for x
    x = 1,764,455,535.94/45,812.90
  6. Step 6: Final answer
    x = 38,514.38

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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.