Home / 43,113.66-64,673.22-13,532.66

Finding the Fourth Proportional to 43,113.66, 64,673.22 and 13,532.66

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Solution

The fourth proportional to 43,113.66, 64,673.22 and 13,532.66 is: 20,299.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,113.66 : 64,673.22 = 13,532.66 : x
  2. Step 2: Convert to fraction form
    43,113.66/64,673.22 = 13,532.66/x
  3. Step 3: Cross multiply
    43,113.66x = 64,673.22 × 13,532.66
  4. Step 4: Simplify right side
    43,113.66x = 875,200,697.37
  5. Step 5: Solve for x
    x = 875,200,697.37/43,113.66
  6. Step 6: Final answer
    x = 20,299.85

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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.