Home / 47,847.84-66,048.40-35,945.70

Finding the Fourth Proportional to 47,847.84, 66,048.40 and 35,945.70

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Solution

The fourth proportional to 47,847.84, 66,048.40 and 35,945.70 is: 49,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,847.84 : 66,048.40 = 35,945.70 : x
  2. Step 2: Convert to fraction form
    47,847.84/66,048.40 = 35,945.70/x
  3. Step 3: Cross multiply
    47,847.84x = 66,048.40 × 35,945.70
  4. Step 4: Simplify right side
    47,847.84x = 2,374,155,971.88
  5. Step 5: Solve for x
    x = 2,374,155,971.88/47,847.84
  6. Step 6: Final answer
    x = 49,618.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.