Home / 47,966.94-71,950.41-20,259.42

Finding the Fourth Proportional to 47,966.94, 71,950.41 and 20,259.42

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Solution

The fourth proportional to 47,966.94, 71,950.41 and 20,259.42 is: 30,389.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,966.94 : 71,950.41 = 20,259.42 : x
  2. Step 2: Convert to fraction form
    47,966.94/71,950.41 = 20,259.42/x
  3. Step 3: Cross multiply
    47,966.94x = 71,950.41 × 20,259.42
  4. Step 4: Simplify right side
    47,966.94x = 1,457,673,575.36
  5. Step 5: Solve for x
    x = 1,457,673,575.36/47,966.94
  6. Step 6: Final answer
    x = 30,389.13

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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.