Home / 35,757.45-49,345.47-19,841.88

Finding the Fourth Proportional to 35,757.45, 49,345.47 and 19,841.88

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Solution

The fourth proportional to 35,757.45, 49,345.47 and 19,841.88 is: 27,381.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,757.45 : 49,345.47 = 19,841.88 : x
  2. Step 2: Convert to fraction form
    35,757.45/49,345.47 = 19,841.88/x
  3. Step 3: Cross multiply
    35,757.45x = 49,345.47 × 19,841.88
  4. Step 4: Simplify right side
    35,757.45x = 979,106,894.28
  5. Step 5: Solve for x
    x = 979,106,894.28/35,757.45
  6. Step 6: Final answer
    x = 27,381.90

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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.