Home / 55,049.21-75,968.30-29,898.71

Finding the Fourth Proportional to 55,049.21, 75,968.30 and 29,898.71

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Solution

The fourth proportional to 55,049.21, 75,968.30 and 29,898.71 is: 41,260.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049.21 : 75,968.30 = 29,898.71 : x
  2. Step 2: Convert to fraction form
    55,049.21/75,968.30 = 29,898.71/x
  3. Step 3: Cross multiply
    55,049.21x = 75,968.30 × 29,898.71
  4. Step 4: Simplify right side
    55,049.21x = 2,271,354,211.32
  5. Step 5: Solve for x
    x = 2,271,354,211.32/55,049.21
  6. Step 6: Final answer
    x = 41,260.43

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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.