Home / 35,988.88-49,665.72-20,074.39

Finding the Fourth Proportional to 35,988.88, 49,665.72 and 20,074.39

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Solution

The fourth proportional to 35,988.88, 49,665.72 and 20,074.39 is: 27,703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,988.88 : 49,665.72 = 20,074.39 : x
  2. Step 2: Convert to fraction form
    35,988.88/49,665.72 = 20,074.39/x
  3. Step 3: Cross multiply
    35,988.88x = 49,665.72 × 20,074.39
  4. Step 4: Simplify right side
    35,988.88x = 997,009,032.91
  5. Step 5: Solve for x
    x = 997,009,032.91/35,988.88
  6. Step 6: Final answer
    x = 27,703.25

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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.