Home / 47,224.87-70,853.70-20,948.06

Finding the Fourth Proportional to 47,224.87, 70,853.70 and 20,948.06

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Solution

The fourth proportional to 47,224.87, 70,853.70 and 20,948.06 is: 31,429.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,224.87 : 70,853.70 = 20,948.06 : x
  2. Step 2: Convert to fraction form
    47,224.87/70,853.70 = 20,948.06/x
  3. Step 3: Cross multiply
    47,224.87x = 70,853.70 × 20,948.06
  4. Step 4: Simplify right side
    47,224.87x = 1,484,247,735.96
  5. Step 5: Solve for x
    x = 1,484,247,735.96/47,224.87
  6. Step 6: Final answer
    x = 31,429.37

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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.