Home / 35,549.53-49,036.11-21,199.30

Finding the Fourth Proportional to 35,549.53, 49,036.11 and 21,199.30

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Solution

The fourth proportional to 35,549.53, 49,036.11 and 21,199.30 is: 29,241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,549.53 : 49,036.11 = 21,199.30 : x
  2. Step 2: Convert to fraction form
    35,549.53/49,036.11 = 21,199.30/x
  3. Step 3: Cross multiply
    35,549.53x = 49,036.11 × 21,199.30
  4. Step 4: Simplify right side
    35,549.53x = 1,039,531,206.72
  5. Step 5: Solve for x
    x = 1,039,531,206.72/35,549.53
  6. Step 6: Final answer
    x = 29,241.77

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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.