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Finding the Fourth Proportional to 14,606.34, 21,909.95 and 4,611.17

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Solution

The fourth proportional to 14,606.34, 21,909.95 and 4,611.17 is: 6,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,606.34 : 21,909.95 = 4,611.17 : x
  2. Step 2: Convert to fraction form
    14,606.34/21,909.95 = 4,611.17/x
  3. Step 3: Cross multiply
    14,606.34x = 21,909.95 × 4,611.17
  4. Step 4: Simplify right side
    14,606.34x = 101,030,570.44
  5. Step 5: Solve for x
    x = 101,030,570.44/14,606.34
  6. Step 6: Final answer
    x = 6,916.90

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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.