Home / 35,710.17-49,278.24-19,794.48

Finding the Fourth Proportional to 35,710.17, 49,278.24 and 19,794.48

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Solution

The fourth proportional to 35,710.17, 49,278.24 and 19,794.48 is: 27,315.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,710.17 : 49,278.24 = 19,794.48 : x
  2. Step 2: Convert to fraction form
    35,710.17/49,278.24 = 19,794.48/x
  3. Step 3: Cross multiply
    35,710.17x = 49,278.24 × 19,794.48
  4. Step 4: Simplify right side
    35,710.17x = 975,437,136.12
  5. Step 5: Solve for x
    x = 975,437,136.12/35,710.17
  6. Step 6: Final answer
    x = 27,315.39

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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.