Home / 35,869.19-49,499.43-19,953.30

Finding the Fourth Proportional to 35,869.19, 49,499.43 and 19,953.30

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Solution

The fourth proportional to 35,869.19, 49,499.43 and 19,953.30 is: 27,535.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,869.19 : 49,499.43 = 19,953.30 : x
  2. Step 2: Convert to fraction form
    35,869.19/49,499.43 = 19,953.30/x
  3. Step 3: Cross multiply
    35,869.19x = 49,499.43 × 19,953.30
  4. Step 4: Simplify right side
    35,869.19x = 987,676,976.62
  5. Step 5: Solve for x
    x = 987,676,976.62/35,869.19
  6. Step 6: Final answer
    x = 27,535.52

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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.