Home / 14,458.92-21,695.40-5,701.20

Finding the Fourth Proportional to 14,458.92, 21,695.40 and 5,701.20

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Solution

The fourth proportional to 14,458.92, 21,695.40 and 5,701.20 is: 8,554.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,458.92 : 21,695.40 = 5,701.20 : x
  2. Step 2: Convert to fraction form
    14,458.92/21,695.40 = 5,701.20/x
  3. Step 3: Cross multiply
    14,458.92x = 21,695.40 × 5,701.20
  4. Step 4: Simplify right side
    14,458.92x = 123,689,814.48
  5. Step 5: Solve for x
    x = 123,689,814.48/14,458.92
  6. Step 6: Final answer
    x = 8,554.57

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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.