Home / 35,933.71-49,588.58-20,018.72

Finding the Fourth Proportional to 35,933.71, 49,588.58 and 20,018.72

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Solution

The fourth proportional to 35,933.71, 49,588.58 and 20,018.72 is: 27,625.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,933.71 : 49,588.58 = 20,018.72 : x
  2. Step 2: Convert to fraction form
    35,933.71/49,588.58 = 20,018.72/x
  3. Step 3: Cross multiply
    35,933.71x = 49,588.58 × 20,018.72
  4. Step 4: Simplify right side
    35,933.71x = 992,699,798.12
  5. Step 5: Solve for x
    x = 992,699,798.12/35,933.71
  6. Step 6: Final answer
    x = 27,625.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.