Home / 35,532.30-49,032.81-20,414.25

Finding the Fourth Proportional to 35,532.30, 49,032.81 and 20,414.25

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Solution

The fourth proportional to 35,532.30, 49,032.81 and 20,414.25 is: 28,170.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,532.30 : 49,032.81 = 20,414.25 : x
  2. Step 2: Convert to fraction form
    35,532.30/49,032.81 = 20,414.25/x
  3. Step 3: Cross multiply
    35,532.30x = 49,032.81 × 20,414.25
  4. Step 4: Simplify right side
    35,532.30x = 1,000,968,041.54
  5. Step 5: Solve for x
    x = 1,000,968,041.54/35,532.30
  6. Step 6: Final answer
    x = 28,170.65

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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.