Home / 47,081-70,621.36-29,563.12

Finding the Fourth Proportional to 47,081, 70,621.36 and 29,563.12

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Solution

The fourth proportional to 47,081, 70,621.36 and 29,563.12 is: 44,344.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,081 : 70,621.36 = 29,563.12 : x
  2. Step 2: Convert to fraction form
    47,081/70,621.36 = 29,563.12/x
  3. Step 3: Cross multiply
    47,081x = 70,621.36 × 29,563.12
  4. Step 4: Simplify right side
    47,081x = 2,087,787,740.24
  5. Step 5: Solve for x
    x = 2,087,787,740.24/47,081
  6. Step 6: Final answer
    x = 44,344.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.