Home / 43,047.35-64,574.73-11,882.60

Finding the Fourth Proportional to 43,047.35, 64,574.73 and 11,882.60

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Solution

The fourth proportional to 43,047.35, 64,574.73 and 11,882.60 is: 17,824.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,047.35 : 64,574.73 = 11,882.60 : x
  2. Step 2: Convert to fraction form
    43,047.35/64,574.73 = 11,882.60/x
  3. Step 3: Cross multiply
    43,047.35x = 64,574.73 × 11,882.60
  4. Step 4: Simplify right side
    43,047.35x = 767,315,686.70
  5. Step 5: Solve for x
    x = 767,315,686.70/43,047.35
  6. Step 6: Final answer
    x = 17,824.92

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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.