Home / 47,355.96-71,047.98-15,770.10

Finding the Fourth Proportional to 47,355.96, 71,047.98 and 15,770.10

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Solution

The fourth proportional to 47,355.96, 71,047.98 and 15,770.10 is: 23,659.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,355.96 : 71,047.98 = 15,770.10 : x
  2. Step 2: Convert to fraction form
    47,355.96/71,047.98 = 15,770.10/x
  3. Step 3: Cross multiply
    47,355.96x = 71,047.98 × 15,770.10
  4. Step 4: Simplify right side
    47,355.96x = 1,120,433,749.40
  5. Step 5: Solve for x
    x = 1,120,433,749.40/47,355.96
  6. Step 6: Final answer
    x = 23,659.83

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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.