Home / 43,257.01-64,846.12-15,161.63

Finding the Fourth Proportional to 43,257.01, 64,846.12 and 15,161.63

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Solution

The fourth proportional to 43,257.01, 64,846.12 and 15,161.63 is: 22,728.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,257.01 : 64,846.12 = 15,161.63 : x
  2. Step 2: Convert to fraction form
    43,257.01/64,846.12 = 15,161.63/x
  3. Step 3: Cross multiply
    43,257.01x = 64,846.12 × 15,161.63
  4. Step 4: Simplify right side
    43,257.01x = 983,172,909.43
  5. Step 5: Solve for x
    x = 983,172,909.43/43,257.01
  6. Step 6: Final answer
    x = 22,728.64

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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.