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Finding the Fourth Proportional to 52,763.72, 79,146.59 and 19,466.65

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Solution

The fourth proportional to 52,763.72, 79,146.59 and 19,466.65 is: 29,200.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,763.72 : 79,146.59 = 19,466.65 : x
  2. Step 2: Convert to fraction form
    52,763.72/79,146.59 = 19,466.65/x
  3. Step 3: Cross multiply
    52,763.72x = 79,146.59 × 19,466.65
  4. Step 4: Simplify right side
    52,763.72x = 1,540,718,966.22
  5. Step 5: Solve for x
    x = 1,540,718,966.22/52,763.72
  6. Step 6: Final answer
    x = 29,200.35

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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.