Home / 29,509.90-40,723.66-16,081.15

Finding the Fourth Proportional to 29,509.90, 40,723.66 and 16,081.15

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Solution

The fourth proportional to 29,509.90, 40,723.66 and 16,081.15 is: 22,191.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,509.90 : 40,723.66 = 16,081.15 : x
  2. Step 2: Convert to fraction form
    29,509.90/40,723.66 = 16,081.15/x
  3. Step 3: Cross multiply
    29,509.90x = 40,723.66 × 16,081.15
  4. Step 4: Simplify right side
    29,509.90x = 654,883,325.21
  5. Step 5: Solve for x
    x = 654,883,325.21/29,509.90
  6. Step 6: Final answer
    x = 22,191.99

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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.