Home / 43,767.71-65,660.16-15,680.19

Finding the Fourth Proportional to 43,767.71, 65,660.16 and 15,680.19

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Solution

The fourth proportional to 43,767.71, 65,660.16 and 15,680.19 is: 23,523.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,767.71 : 65,660.16 = 15,680.19 : x
  2. Step 2: Convert to fraction form
    43,767.71/65,660.16 = 15,680.19/x
  3. Step 3: Cross multiply
    43,767.71x = 65,660.16 × 15,680.19
  4. Step 4: Simplify right side
    43,767.71x = 1,029,563,784.23
  5. Step 5: Solve for x
    x = 1,029,563,784.23/43,767.71
  6. Step 6: Final answer
    x = 23,523.37

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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.