Home / 19,332.38-29,009.73-10,447.74

Finding the Fourth Proportional to 19,332.38, 29,009.73 and 10,447.74

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Solution

The fourth proportional to 19,332.38, 29,009.73 and 10,447.74 is: 15,677.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,332.38 : 29,009.73 = 10,447.74 : x
  2. Step 2: Convert to fraction form
    19,332.38/29,009.73 = 10,447.74/x
  3. Step 3: Cross multiply
    19,332.38x = 29,009.73 × 10,447.74
  4. Step 4: Simplify right side
    19,332.38x = 303,086,116.51
  5. Step 5: Solve for x
    x = 303,086,116.51/19,332.38
  6. Step 6: Final answer
    x = 15,677.64

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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.