Home / 14,343.39-21,515.09-4,482.72

Finding the Fourth Proportional to 14,343.39, 21,515.09 and 4,482.72

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Solution

The fourth proportional to 14,343.39, 21,515.09 and 4,482.72 is: 6,724.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,343.39 : 21,515.09 = 4,482.72 : x
  2. Step 2: Convert to fraction form
    14,343.39/21,515.09 = 4,482.72/x
  3. Step 3: Cross multiply
    14,343.39x = 21,515.09 × 4,482.72
  4. Step 4: Simplify right side
    14,343.39x = 96,446,124.24
  5. Step 5: Solve for x
    x = 96,446,124.24/14,343.39
  6. Step 6: Final answer
    x = 6,724.08

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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.