Home / 35,531.14-49,032.68-19,615.25

Finding the Fourth Proportional to 35,531.14, 49,032.68 and 19,615.25

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Solution

The fourth proportional to 35,531.14, 49,032.68 and 19,615.25 is: 27,068.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,531.14 : 49,032.68 = 19,615.25 : x
  2. Step 2: Convert to fraction form
    35,531.14/49,032.68 = 19,615.25/x
  3. Step 3: Cross multiply
    35,531.14x = 49,032.68 × 19,615.25
  4. Step 4: Simplify right side
    35,531.14x = 961,788,276.37
  5. Step 5: Solve for x
    x = 961,788,276.37/35,531.14
  6. Step 6: Final answer
    x = 27,068.88

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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.