Home / 45,742.32-63,144.27-27,842.94

Finding the Fourth Proportional to 45,742.32, 63,144.27 and 27,842.94

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Solution

The fourth proportional to 45,742.32, 63,144.27 and 27,842.94 is: 38,435.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,742.32 : 63,144.27 = 27,842.94 : x
  2. Step 2: Convert to fraction form
    45,742.32/63,144.27 = 27,842.94/x
  3. Step 3: Cross multiply
    45,742.32x = 63,144.27 × 27,842.94
  4. Step 4: Simplify right side
    45,742.32x = 1,758,122,120.95
  5. Step 5: Solve for x
    x = 1,758,122,120.95/45,742.32
  6. Step 6: Final answer
    x = 38,435.35

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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.