Home / 35,660.68-53,458.26-12,281.56

Finding the Fourth Proportional to 35,660.68, 53,458.26 and 12,281.56

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Solution

The fourth proportional to 35,660.68, 53,458.26 and 12,281.56 is: 18,411.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,660.68 : 53,458.26 = 12,281.56 : x
  2. Step 2: Convert to fraction form
    35,660.68/53,458.26 = 12,281.56/x
  3. Step 3: Cross multiply
    35,660.68x = 53,458.26 × 12,281.56
  4. Step 4: Simplify right side
    35,660.68x = 656,550,827.69
  5. Step 5: Solve for x
    x = 656,550,827.69/35,660.68
  6. Step 6: Final answer
    x = 18,411.06

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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.