Home / 43,052.74-64,579.12-13,470.84

Finding the Fourth Proportional to 43,052.74, 64,579.12 and 13,470.84

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Solution

The fourth proportional to 43,052.74, 64,579.12 and 13,470.84 is: 20,206.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,052.74 : 64,579.12 = 13,470.84 : x
  2. Step 2: Convert to fraction form
    43,052.74/64,579.12 = 13,470.84/x
  3. Step 3: Cross multiply
    43,052.74x = 64,579.12 × 13,470.84
  4. Step 4: Simplify right side
    43,052.74x = 869,934,959.18
  5. Step 5: Solve for x
    x = 869,934,959.18/43,052.74
  6. Step 6: Final answer
    x = 20,206.26

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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.