Home / 29,109.21-43,663.77-8,332.71

Finding the Fourth Proportional to 29,109.21, 43,663.77 and 8,332.71

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Solution

The fourth proportional to 29,109.21, 43,663.77 and 8,332.71 is: 12,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109.21 : 43,663.77 = 8,332.71 : x
  2. Step 2: Convert to fraction form
    29,109.21/43,663.77 = 8,332.71/x
  3. Step 3: Cross multiply
    29,109.21x = 43,663.77 × 8,332.71
  4. Step 4: Simplify right side
    29,109.21x = 363,837,532.92
  5. Step 5: Solve for x
    x = 363,837,532.92/29,109.21
  6. Step 6: Final answer
    x = 12,499.05

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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.