Home / 43,242.69-64,885.21-29,020.12

Finding the Fourth Proportional to 43,242.69, 64,885.21 and 29,020.12

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Solution

The fourth proportional to 43,242.69, 64,885.21 and 29,020.12 is: 43,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,242.69 : 64,885.21 = 29,020.12 : x
  2. Step 2: Convert to fraction form
    43,242.69/64,885.21 = 29,020.12/x
  3. Step 3: Cross multiply
    43,242.69x = 64,885.21 × 29,020.12
  4. Step 4: Simplify right side
    43,242.69x = 1,882,976,580.43
  5. Step 5: Solve for x
    x = 1,882,976,580.43/43,242.69
  6. Step 6: Final answer
    x = 43,544.40

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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.