Home / 29,021.77-43,491.60-12,365.03

Finding the Fourth Proportional to 29,021.77, 43,491.60 and 12,365.03

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Solution

The fourth proportional to 29,021.77, 43,491.60 and 12,365.03 is: 18,530.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,021.77 : 43,491.60 = 12,365.03 : x
  2. Step 2: Convert to fraction form
    29,021.77/43,491.60 = 12,365.03/x
  3. Step 3: Cross multiply
    29,021.77x = 43,491.60 × 12,365.03
  4. Step 4: Simplify right side
    29,021.77x = 537,774,876.92
  5. Step 5: Solve for x
    x = 537,774,876.92/29,021.77
  6. Step 6: Final answer
    x = 18,530.05

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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.