Home / 43,005.70-64,399.20-41,037.40

Finding the Fourth Proportional to 43,005.70, 64,399.20 and 41,037.40

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Solution

The fourth proportional to 43,005.70, 64,399.20 and 41,037.40 is: 61,451.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,005.70 : 64,399.20 = 41,037.40 : x
  2. Step 2: Convert to fraction form
    43,005.70/64,399.20 = 41,037.40/x
  3. Step 3: Cross multiply
    43,005.70x = 64,399.20 × 41,037.40
  4. Step 4: Simplify right side
    43,005.70x = 2,642,775,730.08
  5. Step 5: Solve for x
    x = 2,642,775,730.08/43,005.70
  6. Step 6: Final answer
    x = 61,451.75

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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.