Home / 47,878.44-66,061.22-29,011.56

Finding the Fourth Proportional to 47,878.44, 66,061.22 and 29,011.56

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Solution

The fourth proportional to 47,878.44, 66,061.22 and 29,011.56 is: 40,029.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,878.44 : 66,061.22 = 29,011.56 : x
  2. Step 2: Convert to fraction form
    47,878.44/66,061.22 = 29,011.56/x
  3. Step 3: Cross multiply
    47,878.44x = 66,061.22 × 29,011.56
  4. Step 4: Simplify right side
    47,878.44x = 1,916,539,047.70
  5. Step 5: Solve for x
    x = 1,916,539,047.70/47,878.44
  6. Step 6: Final answer
    x = 40,029.27

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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.