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Finding the Fourth Proportional to 35,590.59, 49,110.75 and 19,672.88

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Solution

The fourth proportional to 35,590.59, 49,110.75 and 19,672.88 is: 27,146.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,590.59 : 49,110.75 = 19,672.88 : x
  2. Step 2: Convert to fraction form
    35,590.59/49,110.75 = 19,672.88/x
  3. Step 3: Cross multiply
    35,590.59x = 49,110.75 × 19,672.88
  4. Step 4: Simplify right side
    35,590.59x = 966,149,903.84
  5. Step 5: Solve for x
    x = 966,149,903.84/35,590.59
  6. Step 6: Final answer
    x = 27,146.21

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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.