Home / 35,101.71-48,441.33-20,962.80

Finding the Fourth Proportional to 35,101.71, 48,441.33 and 20,962.80

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Solution

The fourth proportional to 35,101.71, 48,441.33 and 20,962.80 is: 28,929.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,101.71 : 48,441.33 = 20,962.80 : x
  2. Step 2: Convert to fraction form
    35,101.71/48,441.33 = 20,962.80/x
  3. Step 3: Cross multiply
    35,101.71x = 48,441.33 × 20,962.80
  4. Step 4: Simplify right side
    35,101.71x = 1,015,465,912.52
  5. Step 5: Solve for x
    x = 1,015,465,912.52/35,101.71
  6. Step 6: Final answer
    x = 28,929.24

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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.