Home / 35,531.14-49,032.91-19,615.56

Finding the Fourth Proportional to 35,531.14, 49,032.91 and 19,615.56

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Solution

The fourth proportional to 35,531.14, 49,032.91 and 19,615.56 is: 27,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,531.14 : 49,032.91 = 19,615.56 : x
  2. Step 2: Convert to fraction form
    35,531.14/49,032.91 = 19,615.56/x
  3. Step 3: Cross multiply
    35,531.14x = 49,032.91 × 19,615.56
  4. Step 4: Simplify right side
    35,531.14x = 961,807,988.08
  5. Step 5: Solve for x
    x = 961,807,988.08/35,531.14
  6. Step 6: Final answer
    x = 27,069.44

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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.