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Finding the Fourth Proportional to 14,465.28, 21,702.08 and 4,606.08

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Solution

The fourth proportional to 14,465.28, 21,702.08 and 4,606.08 is: 6,910.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465.28 : 21,702.08 = 4,606.08 : x
  2. Step 2: Convert to fraction form
    14,465.28/21,702.08 = 4,606.08/x
  3. Step 3: Cross multiply
    14,465.28x = 21,702.08 × 4,606.08
  4. Step 4: Simplify right side
    14,465.28x = 99,961,516.65
  5. Step 5: Solve for x
    x = 99,961,516.65/14,465.28
  6. Step 6: Final answer
    x = 6,910.44

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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.