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Finding the Fourth Proportional to 52,352.62, 78,483.57 and 21,167.62

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Solution

The fourth proportional to 52,352.62, 78,483.57 and 21,167.62 is: 31,733.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,352.62 : 78,483.57 = 21,167.62 : x
  2. Step 2: Convert to fraction form
    52,352.62/78,483.57 = 21,167.62/x
  3. Step 3: Cross multiply
    52,352.62x = 78,483.57 × 21,167.62
  4. Step 4: Simplify right side
    52,352.62x = 1,661,310,386.00
  5. Step 5: Solve for x
    x = 1,661,310,386.00/52,352.62
  6. Step 6: Final answer
    x = 31,733.09

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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.