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Finding the Fourth Proportional to 35,662.74, 49,214.58 and 19,747.19

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Solution

The fourth proportional to 35,662.74, 49,214.58 and 19,747.19 is: 27,251.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,662.74 : 49,214.58 = 19,747.19 : x
  2. Step 2: Convert to fraction form
    35,662.74/49,214.58 = 19,747.19/x
  3. Step 3: Cross multiply
    35,662.74x = 49,214.58 × 19,747.19
  4. Step 4: Simplify right side
    35,662.74x = 971,849,711.01
  5. Step 5: Solve for x
    x = 971,849,711.01/35,662.74
  6. Step 6: Final answer
    x = 27,251.13

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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.