Home / 35,652.81-49,206.02-20,542.58

Finding the Fourth Proportional to 35,652.81, 49,206.02 and 20,542.58

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Solution

The fourth proportional to 35,652.81, 49,206.02 and 20,542.58 is: 28,351.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,652.81 : 49,206.02 = 20,542.58 : x
  2. Step 2: Convert to fraction form
    35,652.81/49,206.02 = 20,542.58/x
  3. Step 3: Cross multiply
    35,652.81x = 49,206.02 × 20,542.58
  4. Step 4: Simplify right side
    35,652.81x = 1,010,818,253.59
  5. Step 5: Solve for x
    x = 1,010,818,253.59/35,652.81
  6. Step 6: Final answer
    x = 28,351.71

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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.