Home / 14,287.65-21,455.25-9,637.59

Finding the Fourth Proportional to 14,287.65, 21,455.25 and 9,637.59

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Solution

The fourth proportional to 14,287.65, 21,455.25 and 9,637.59 is: 14,472.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,287.65 : 21,455.25 = 9,637.59 : x
  2. Step 2: Convert to fraction form
    14,287.65/21,455.25 = 9,637.59/x
  3. Step 3: Cross multiply
    14,287.65x = 21,455.25 × 9,637.59
  4. Step 4: Simplify right side
    14,287.65x = 206,776,902.85
  5. Step 5: Solve for x
    x = 206,776,902.85/14,287.65
  6. Step 6: Final answer
    x = 14,472.42

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1.5x scale

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.