Home / 35,687.04-49,247.35-19,770.54

Finding the Fourth Proportional to 35,687.04, 49,247.35 and 19,770.54

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Solution

The fourth proportional to 35,687.04, 49,247.35 and 19,770.54 is: 27,282.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,687.04 : 49,247.35 = 19,770.54 : x
  2. Step 2: Convert to fraction form
    35,687.04/49,247.35 = 19,770.54/x
  3. Step 3: Cross multiply
    35,687.04x = 49,247.35 × 19,770.54
  4. Step 4: Simplify right side
    35,687.04x = 973,646,703.07
  5. Step 5: Solve for x
    x = 973,646,703.07/35,687.04
  6. Step 6: Final answer
    x = 27,282.92

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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.