Home / 14,482.58-21,722.79-4,487.40

Finding the Fourth Proportional to 14,482.58, 21,722.79 and 4,487.40

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Solution

The fourth proportional to 14,482.58, 21,722.79 and 4,487.40 is: 6,730.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482.58 : 21,722.79 = 4,487.40 : x
  2. Step 2: Convert to fraction form
    14,482.58/21,722.79 = 4,487.40/x
  3. Step 3: Cross multiply
    14,482.58x = 21,722.79 × 4,487.40
  4. Step 4: Simplify right side
    14,482.58x = 97,478,915.04
  5. Step 5: Solve for x
    x = 97,478,915.04/14,482.58
  6. Step 6: Final answer
    x = 6,730.77

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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.