Home / 43,322.24-64,966.46-13,327.54

Finding the Fourth Proportional to 43,322.24, 64,966.46 and 13,327.54

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Solution

The fourth proportional to 43,322.24, 64,966.46 and 13,327.54 is: 19,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,322.24 : 64,966.46 = 13,327.54 : x
  2. Step 2: Convert to fraction form
    43,322.24/64,966.46 = 13,327.54/x
  3. Step 3: Cross multiply
    43,322.24x = 64,966.46 × 13,327.54
  4. Step 4: Simplify right side
    43,322.24x = 865,842,865.25
  5. Step 5: Solve for x
    x = 865,842,865.25/43,322.24
  6. Step 6: Final answer
    x = 19,986.10

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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.