Home / 14,583.10-21,878.13-4,722.40

Finding the Fourth Proportional to 14,583.10, 21,878.13 and 4,722.40

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Solution

The fourth proportional to 14,583.10, 21,878.13 and 4,722.40 is: 7,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,583.10 : 21,878.13 = 4,722.40 : x
  2. Step 2: Convert to fraction form
    14,583.10/21,878.13 = 4,722.40/x
  3. Step 3: Cross multiply
    14,583.10x = 21,878.13 × 4,722.40
  4. Step 4: Simplify right side
    14,583.10x = 103,317,281.11
  5. Step 5: Solve for x
    x = 103,317,281.11/14,583.10
  6. Step 6: Final answer
    x = 7,084.73

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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.