Home / 29,126.26-43,682.18-12,484.40

Finding the Fourth Proportional to 29,126.26, 43,682.18 and 12,484.40

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Solution

The fourth proportional to 29,126.26, 43,682.18 and 12,484.40 is: 18,723.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126.26 : 43,682.18 = 12,484.40 : x
  2. Step 2: Convert to fraction form
    29,126.26/43,682.18 = 12,484.40/x
  3. Step 3: Cross multiply
    29,126.26x = 43,682.18 × 12,484.40
  4. Step 4: Simplify right side
    29,126.26x = 545,345,807.99
  5. Step 5: Solve for x
    x = 545,345,807.99/29,126.26
  6. Step 6: Final answer
    x = 18,723.51

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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.