Home / 13,522.64-20,285.03-4,759.52

Finding the Fourth Proportional to 13,522.64, 20,285.03 and 4,759.52

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Solution

The fourth proportional to 13,522.64, 20,285.03 and 4,759.52 is: 7,139.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,522.64 : 20,285.03 = 4,759.52 : x
  2. Step 2: Convert to fraction form
    13,522.64/20,285.03 = 4,759.52/x
  3. Step 3: Cross multiply
    13,522.64x = 20,285.03 × 4,759.52
  4. Step 4: Simplify right side
    13,522.64x = 96,547,005.99
  5. Step 5: Solve for x
    x = 96,547,005.99/13,522.64
  6. Step 6: Final answer
    x = 7,139.66

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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.