Home / 35,746.96-49,331.82-19,615

Finding the Fourth Proportional to 35,746.96, 49,331.82 and 19,615

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Solution

The fourth proportional to 35,746.96, 49,331.82 and 19,615 is: 27,069.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,746.96 : 49,331.82 = 19,615 : x
  2. Step 2: Convert to fraction form
    35,746.96/49,331.82 = 19,615/x
  3. Step 3: Cross multiply
    35,746.96x = 49,331.82 × 19,615
  4. Step 4: Simplify right side
    35,746.96x = 967,643,649.30
  5. Step 5: Solve for x
    x = 967,643,649.30/35,746.96
  6. Step 6: Final answer
    x = 27,069.26

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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.