Home / 35,638.08-49,181.07-19,723.10

Finding the Fourth Proportional to 35,638.08, 49,181.07 and 19,723.10

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Solution

The fourth proportional to 35,638.08, 49,181.07 and 19,723.10 is: 27,218.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,638.08 : 49,181.07 = 19,723.10 : x
  2. Step 2: Convert to fraction form
    35,638.08/49,181.07 = 19,723.10/x
  3. Step 3: Cross multiply
    35,638.08x = 49,181.07 × 19,723.10
  4. Step 4: Simplify right side
    35,638.08x = 970,002,989.77
  5. Step 5: Solve for x
    x = 970,002,989.77/35,638.08
  6. Step 6: Final answer
    x = 27,218.16

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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.