Home / 35,553.69-49,063.07-19,637.80

Finding the Fourth Proportional to 35,553.69, 49,063.07 and 19,637.80

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Solution

The fourth proportional to 35,553.69, 49,063.07 and 19,637.80 is: 27,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,553.69 : 49,063.07 = 19,637.80 : x
  2. Step 2: Convert to fraction form
    35,553.69/49,063.07 = 19,637.80/x
  3. Step 3: Cross multiply
    35,553.69x = 49,063.07 × 19,637.80
  4. Step 4: Simplify right side
    35,553.69x = 963,490,682.48
  5. Step 5: Solve for x
    x = 963,490,682.48/35,553.69
  6. Step 6: Final answer
    x = 27,099.60

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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.