Home / 35,643.24-49,189.95-20,535.62

Finding the Fourth Proportional to 35,643.24, 49,189.95 and 20,535.62

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Solution

The fourth proportional to 35,643.24, 49,189.95 and 20,535.62 is: 28,340.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,643.24 : 49,189.95 = 20,535.62 : x
  2. Step 2: Convert to fraction form
    35,643.24/49,189.95 = 20,535.62/x
  3. Step 3: Cross multiply
    35,643.24x = 49,189.95 × 20,535.62
  4. Step 4: Simplify right side
    35,643.24x = 1,010,146,324.73
  5. Step 5: Solve for x
    x = 1,010,146,324.73/35,643.24
  6. Step 6: Final answer
    x = 28,340.48

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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.