Home / 43,296.48-64,937.40-12,124.56

Finding the Fourth Proportional to 43,296.48, 64,937.40 and 12,124.56

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Solution

The fourth proportional to 43,296.48, 64,937.40 and 12,124.56 is: 18,184.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,296.48 : 64,937.40 = 12,124.56 : x
  2. Step 2: Convert to fraction form
    43,296.48/64,937.40 = 12,124.56/x
  3. Step 3: Cross multiply
    43,296.48x = 64,937.40 × 12,124.56
  4. Step 4: Simplify right side
    43,296.48x = 787,337,402.54
  5. Step 5: Solve for x
    x = 787,337,402.54/43,296.48
  6. Step 6: Final answer
    x = 18,184.79

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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.