Home / 19,864.77-29,797.43-5,073.81

Finding the Fourth Proportional to 19,864.77, 29,797.43 and 5,073.81

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Solution

The fourth proportional to 19,864.77, 29,797.43 and 5,073.81 is: 7,610.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,864.77 : 29,797.43 = 5,073.81 : x
  2. Step 2: Convert to fraction form
    19,864.77/29,797.43 = 5,073.81/x
  3. Step 3: Cross multiply
    19,864.77x = 29,797.43 × 5,073.81
  4. Step 4: Simplify right side
    19,864.77x = 151,186,472.94
  5. Step 5: Solve for x
    x = 151,186,472.94/19,864.77
  6. Step 6: Final answer
    x = 7,610.78

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1.5x scale

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.