Home / 47,471.40-71,183.02-15,870.12

Finding the Fourth Proportional to 47,471.40, 71,183.02 and 15,870.12

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Solution

The fourth proportional to 47,471.40, 71,183.02 and 15,870.12 is: 23,797.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,471.40 : 71,183.02 = 15,870.12 : x
  2. Step 2: Convert to fraction form
    47,471.40/71,183.02 = 15,870.12/x
  3. Step 3: Cross multiply
    47,471.40x = 71,183.02 × 15,870.12
  4. Step 4: Simplify right side
    47,471.40x = 1,129,683,069.36
  5. Step 5: Solve for x
    x = 1,129,683,069.36/47,471.40
  6. Step 6: Final answer
    x = 23,797.13

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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.