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Finding the Fourth Proportional to 16,952.76, 25,428.87 and 4,640.76

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Solution

The fourth proportional to 16,952.76, 25,428.87 and 4,640.76 is: 6,961.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,952.76 : 25,428.87 = 4,640.76 : x
  2. Step 2: Convert to fraction form
    16,952.76/25,428.87 = 4,640.76/x
  3. Step 3: Cross multiply
    16,952.76x = 25,428.87 × 4,640.76
  4. Step 4: Simplify right side
    16,952.76x = 118,009,282.74
  5. Step 5: Solve for x
    x = 118,009,282.74/16,952.76
  6. Step 6: Final answer
    x = 6,961.07

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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.