Home / 47,647.50-65,710.51-29,744.16

Finding the Fourth Proportional to 47,647.50, 65,710.51 and 29,744.16

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Solution

The fourth proportional to 47,647.50, 65,710.51 and 29,744.16 is: 41,020.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,647.50 : 65,710.51 = 29,744.16 : x
  2. Step 2: Convert to fraction form
    47,647.50/65,710.51 = 29,744.16/x
  3. Step 3: Cross multiply
    47,647.50x = 65,710.51 × 29,744.16
  4. Step 4: Simplify right side
    47,647.50x = 1,954,503,923.12
  5. Step 5: Solve for x
    x = 1,954,503,923.12/47,647.50
  6. Step 6: Final answer
    x = 41,020.07

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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.