Home / 35,933.49-49,582.40-20,017.53

Finding the Fourth Proportional to 35,933.49, 49,582.40 and 20,017.53

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Solution

The fourth proportional to 35,933.49, 49,582.40 and 20,017.53 is: 27,620.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,933.49 : 49,582.40 = 20,017.53 : x
  2. Step 2: Convert to fraction form
    35,933.49/49,582.40 = 20,017.53/x
  3. Step 3: Cross multiply
    35,933.49x = 49,582.40 × 20,017.53
  4. Step 4: Simplify right side
    35,933.49x = 992,517,079.38
  5. Step 5: Solve for x
    x = 992,517,079.38/35,933.49
  6. Step 6: Final answer
    x = 27,620.95

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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.