Home / 14,376.42-21,568.68-4,515.48

Finding the Fourth Proportional to 14,376.42, 21,568.68 and 4,515.48

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Solution

The fourth proportional to 14,376.42, 21,568.68 and 4,515.48 is: 6,774.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,376.42 : 21,568.68 = 4,515.48 : x
  2. Step 2: Convert to fraction form
    14,376.42/21,568.68 = 4,515.48/x
  3. Step 3: Cross multiply
    14,376.42x = 21,568.68 × 4,515.48
  4. Step 4: Simplify right side
    14,376.42x = 97,392,943.17
  5. Step 5: Solve for x
    x = 97,392,943.17/14,376.42
  6. Step 6: Final answer
    x = 6,774.49

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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.