Home / 45,728.42-63,115.07-27,829.19

Finding the Fourth Proportional to 45,728.42, 63,115.07 and 27,829.19

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Solution

The fourth proportional to 45,728.42, 63,115.07 and 27,829.19 is: 38,410.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,728.42 : 63,115.07 = 27,829.19 : x
  2. Step 2: Convert to fraction form
    45,728.42/63,115.07 = 27,829.19/x
  3. Step 3: Cross multiply
    45,728.42x = 63,115.07 × 27,829.19
  4. Step 4: Simplify right side
    45,728.42x = 1,756,441,293.54
  5. Step 5: Solve for x
    x = 1,756,441,293.54/45,728.42
  6. Step 6: Final answer
    x = 38,410.28

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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.