Home / 35,178.30-48,550.59-20,075.85

Finding the Fourth Proportional to 35,178.30, 48,550.59 and 20,075.85

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Solution

The fourth proportional to 35,178.30, 48,550.59 and 20,075.85 is: 27,707.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,178.30 : 48,550.59 = 20,075.85 : x
  2. Step 2: Convert to fraction form
    35,178.30/48,550.59 = 20,075.85/x
  3. Step 3: Cross multiply
    35,178.30x = 48,550.59 × 20,075.85
  4. Step 4: Simplify right side
    35,178.30x = 974,694,362.25
  5. Step 5: Solve for x
    x = 974,694,362.25/35,178.30
  6. Step 6: Final answer
    x = 27,707.26

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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.