Home / 35,560.68-49,073.76-19,645.80

Finding the Fourth Proportional to 35,560.68, 49,073.76 and 19,645.80

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Solution

The fourth proportional to 35,560.68, 49,073.76 and 19,645.80 is: 27,111.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,560.68 : 49,073.76 = 19,645.80 : x
  2. Step 2: Convert to fraction form
    35,560.68/49,073.76 = 19,645.80/x
  3. Step 3: Cross multiply
    35,560.68x = 49,073.76 × 19,645.80
  4. Step 4: Simplify right side
    35,560.68x = 964,093,274.21
  5. Step 5: Solve for x
    x = 964,093,274.21/35,560.68
  6. Step 6: Final answer
    x = 27,111.22

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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.