Home / 43,265.89-64,898.84-18,299.46

Finding the Fourth Proportional to 43,265.89, 64,898.84 and 18,299.46

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Solution

The fourth proportional to 43,265.89, 64,898.84 and 18,299.46 is: 27,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,265.89 : 64,898.84 = 18,299.46 : x
  2. Step 2: Convert to fraction form
    43,265.89/64,898.84 = 18,299.46/x
  3. Step 3: Cross multiply
    43,265.89x = 64,898.84 × 18,299.46
  4. Step 4: Simplify right side
    43,265.89x = 1,187,613,635.13
  5. Step 5: Solve for x
    x = 1,187,613,635.13/43,265.89
  6. Step 6: Final answer
    x = 27,449.19

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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.