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Finding the Fourth Proportional to 52,713.12, 79,062.12 and 17,653.08

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Solution

The fourth proportional to 52,713.12, 79,062.12 and 17,653.08 is: 26,477.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,713.12 : 79,062.12 = 17,653.08 : x
  2. Step 2: Convert to fraction form
    52,713.12/79,062.12 = 17,653.08/x
  3. Step 3: Cross multiply
    52,713.12x = 79,062.12 × 17,653.08
  4. Step 4: Simplify right side
    52,713.12x = 1,395,689,929.33
  5. Step 5: Solve for x
    x = 1,395,689,929.33/52,713.12
  6. Step 6: Final answer
    x = 26,477.09

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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.