Home / 35,674.80-49,233-20,569.92

Finding the Fourth Proportional to 35,674.80, 49,233 and 20,569.92

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Solution

The fourth proportional to 35,674.80, 49,233 and 20,569.92 is: 28,387.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,674.80 : 49,233 = 20,569.92 : x
  2. Step 2: Convert to fraction form
    35,674.80/49,233 = 20,569.92/x
  3. Step 3: Cross multiply
    35,674.80x = 49,233 × 20,569.92
  4. Step 4: Simplify right side
    35,674.80x = 1,012,718,871.36
  5. Step 5: Solve for x
    x = 1,012,718,871.36/35,674.80
  6. Step 6: Final answer
    x = 28,387.51

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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.