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Finding the Fourth Proportional to 34,886.87, 52,329.69 and 9,927.12

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Solution

The fourth proportional to 34,886.87, 52,329.69 and 9,927.12 is: 14,890.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,886.87 : 52,329.69 = 9,927.12 : x
  2. Step 2: Convert to fraction form
    34,886.87/52,329.69 = 9,927.12/x
  3. Step 3: Cross multiply
    34,886.87x = 52,329.69 × 9,927.12
  4. Step 4: Simplify right side
    34,886.87x = 519,483,112.19
  5. Step 5: Solve for x
    x = 519,483,112.19/34,886.87
  6. Step 6: Final answer
    x = 14,890.51

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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.