Home / 35,610.88-49,138.76-19,693.16

Finding the Fourth Proportional to 35,610.88, 49,138.76 and 19,693.16

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Solution

The fourth proportional to 35,610.88, 49,138.76 and 19,693.16 is: 27,174.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,610.88 : 49,138.76 = 19,693.16 : x
  2. Step 2: Convert to fraction form
    35,610.88/49,138.76 = 19,693.16/x
  3. Step 3: Cross multiply
    35,610.88x = 49,138.76 × 19,693.16
  4. Step 4: Simplify right side
    35,610.88x = 967,697,364.42
  5. Step 5: Solve for x
    x = 967,697,364.42/35,610.88
  6. Step 6: Final answer
    x = 27,174.21

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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.