Home / 14,436.72-21,659.40-4,577.40

Finding the Fourth Proportional to 14,436.72, 21,659.40 and 4,577.40

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Solution

The fourth proportional to 14,436.72, 21,659.40 and 4,577.40 is: 6,867.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,436.72 : 21,659.40 = 4,577.40 : x
  2. Step 2: Convert to fraction form
    14,436.72/21,659.40 = 4,577.40/x
  3. Step 3: Cross multiply
    14,436.72x = 21,659.40 × 4,577.40
  4. Step 4: Simplify right side
    14,436.72x = 99,143,737.56
  5. Step 5: Solve for x
    x = 99,143,737.56/14,436.72
  6. Step 6: Final answer
    x = 6,867.47

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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.