Home / 14,484.30-21,727.07-5,124.40

Finding the Fourth Proportional to 14,484.30, 21,727.07 and 5,124.40

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Solution

The fourth proportional to 14,484.30, 21,727.07 and 5,124.40 is: 7,686.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,484.30 : 21,727.07 = 5,124.40 : x
  2. Step 2: Convert to fraction form
    14,484.30/21,727.07 = 5,124.40/x
  3. Step 3: Cross multiply
    14,484.30x = 21,727.07 × 5,124.40
  4. Step 4: Simplify right side
    14,484.30x = 111,338,080.15
  5. Step 5: Solve for x
    x = 111,338,080.15/14,484.30
  6. Step 6: Final answer
    x = 7,686.81

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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.