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Finding the Fourth Proportional to 35,590.63, 49,110.80 and 19,672.91

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Solution

The fourth proportional to 35,590.63, 49,110.80 and 19,672.91 is: 27,146.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,590.63 : 49,110.80 = 19,672.91 : x
  2. Step 2: Convert to fraction form
    35,590.63/49,110.80 = 19,672.91/x
  3. Step 3: Cross multiply
    35,590.63x = 49,110.80 × 19,672.91
  4. Step 4: Simplify right side
    35,590.63x = 966,152,323.84
  5. Step 5: Solve for x
    x = 966,152,323.84/35,590.63
  6. Step 6: Final answer
    x = 27,146.26

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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.