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Finding the Fourth Proportional to 14,574.58, 21,863.07 and 4,715.44

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Solution

The fourth proportional to 14,574.58, 21,863.07 and 4,715.44 is: 7,073.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.58 : 21,863.07 = 4,715.44 : x
  2. Step 2: Convert to fraction form
    14,574.58/21,863.07 = 4,715.44/x
  3. Step 3: Cross multiply
    14,574.58x = 21,863.07 × 4,715.44
  4. Step 4: Simplify right side
    14,574.58x = 103,093,994.80
  5. Step 5: Solve for x
    x = 103,093,994.80/14,574.58
  6. Step 6: Final answer
    x = 7,073.55

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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.