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Finding the Fourth Proportional to 52,710.84, 79,097.18 and 19,454.09

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Solution

The fourth proportional to 52,710.84, 79,097.18 and 19,454.09 is: 29,192.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,710.84 : 79,097.18 = 19,454.09 : x
  2. Step 2: Convert to fraction form
    52,710.84/79,097.18 = 19,454.09/x
  3. Step 3: Cross multiply
    52,710.84x = 79,097.18 × 19,454.09
  4. Step 4: Simplify right side
    52,710.84x = 1,538,763,441.08
  5. Step 5: Solve for x
    x = 1,538,763,441.08/52,710.84
  6. Step 6: Final answer
    x = 29,192.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.