Home / 35,673.86-49,229.43-20,566.55

Finding the Fourth Proportional to 35,673.86, 49,229.43 and 20,566.55

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Solution

The fourth proportional to 35,673.86, 49,229.43 and 20,566.55 is: 28,381.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,673.86 : 49,229.43 = 20,566.55 : x
  2. Step 2: Convert to fraction form
    35,673.86/49,229.43 = 20,566.55/x
  3. Step 3: Cross multiply
    35,673.86x = 49,229.43 × 20,566.55
  4. Step 4: Simplify right side
    35,673.86x = 1,012,479,533.57
  5. Step 5: Solve for x
    x = 1,012,479,533.57/35,673.86
  6. Step 6: Final answer
    x = 28,381.55

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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.