Home / 43,506.91-65,286.29-15,807.07

Finding the Fourth Proportional to 43,506.91, 65,286.29 and 15,807.07

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Solution

The fourth proportional to 43,506.91, 65,286.29 and 15,807.07 is: 23,720.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,506.91 : 65,286.29 = 15,807.07 : x
  2. Step 2: Convert to fraction form
    43,506.91/65,286.29 = 15,807.07/x
  3. Step 3: Cross multiply
    43,506.91x = 65,286.29 × 15,807.07
  4. Step 4: Simplify right side
    43,506.91x = 1,031,984,956.07
  5. Step 5: Solve for x
    x = 1,031,984,956.07/43,506.91
  6. Step 6: Final answer
    x = 23,720.02

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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.