Home / 35,860.24-49,488.96-19,945

Finding the Fourth Proportional to 35,860.24, 49,488.96 and 19,945

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Solution

The fourth proportional to 35,860.24, 49,488.96 and 19,945 is: 27,525.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,860.24 : 49,488.96 = 19,945 : x
  2. Step 2: Convert to fraction form
    35,860.24/49,488.96 = 19,945/x
  3. Step 3: Cross multiply
    35,860.24x = 49,488.96 × 19,945
  4. Step 4: Simplify right side
    35,860.24x = 987,057,307.20
  5. Step 5: Solve for x
    x = 987,057,307.20/35,860.24
  6. Step 6: Final answer
    x = 27,525.12

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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.