Home / 35,107.08-48,441.15-20,769.27

Finding the Fourth Proportional to 35,107.08, 48,441.15 and 20,769.27

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Solution

The fourth proportional to 35,107.08, 48,441.15 and 20,769.27 is: 28,657.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,107.08 : 48,441.15 = 20,769.27 : x
  2. Step 2: Convert to fraction form
    35,107.08/48,441.15 = 20,769.27/x
  3. Step 3: Cross multiply
    35,107.08x = 48,441.15 × 20,769.27
  4. Step 4: Simplify right side
    35,107.08x = 1,006,087,323.46
  5. Step 5: Solve for x
    x = 1,006,087,323.46/35,107.08
  6. Step 6: Final answer
    x = 28,657.68

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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.