Home / 35,709.04-53,568.21-13,216.66

Finding the Fourth Proportional to 35,709.04, 53,568.21 and 13,216.66

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Solution

The fourth proportional to 35,709.04, 53,568.21 and 13,216.66 is: 19,826.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,709.04 : 53,568.21 = 13,216.66 : x
  2. Step 2: Convert to fraction form
    35,709.04/53,568.21 = 13,216.66/x
  3. Step 3: Cross multiply
    35,709.04x = 53,568.21 × 13,216.66
  4. Step 4: Simplify right side
    35,709.04x = 707,992,818.38
  5. Step 5: Solve for x
    x = 707,992,818.38/35,709.04
  6. Step 6: Final answer
    x = 19,826.71

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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.