Home / 43,242.50-64,867.26-13,662.02

Finding the Fourth Proportional to 43,242.50, 64,867.26 and 13,662.02

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Solution

The fourth proportional to 43,242.50, 64,867.26 and 13,662.02 is: 20,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,242.50 : 64,867.26 = 13,662.02 : x
  2. Step 2: Convert to fraction form
    43,242.50/64,867.26 = 13,662.02/x
  3. Step 3: Cross multiply
    43,242.50x = 64,867.26 × 13,662.02
  4. Step 4: Simplify right side
    43,242.50x = 886,217,803.47
  5. Step 5: Solve for x
    x = 886,217,803.47/43,242.50
  6. Step 6: Final answer
    x = 20,494.14

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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.