Home / 35,921.22-49,569.34-19,785.39

Finding the Fourth Proportional to 35,921.22, 49,569.34 and 19,785.39

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Solution

The fourth proportional to 35,921.22, 49,569.34 and 19,785.39 is: 27,302.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,921.22 : 49,569.34 = 19,785.39 : x
  2. Step 2: Convert to fraction form
    35,921.22/49,569.34 = 19,785.39/x
  3. Step 3: Cross multiply
    35,921.22x = 49,569.34 × 19,785.39
  4. Step 4: Simplify right side
    35,921.22x = 980,748,625.02
  5. Step 5: Solve for x
    x = 980,748,625.02/35,921.22
  6. Step 6: Final answer
    x = 27,302.76

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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.