Home / 16,365.65-22,585.33-9,651.56

Finding the Fourth Proportional to 16,365.65, 22,585.33 and 9,651.56

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Solution

The fourth proportional to 16,365.65, 22,585.33 and 9,651.56 is: 13,319.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,365.65 : 22,585.33 = 9,651.56 : x
  2. Step 2: Convert to fraction form
    16,365.65/22,585.33 = 9,651.56/x
  3. Step 3: Cross multiply
    16,365.65x = 22,585.33 × 9,651.56
  4. Step 4: Simplify right side
    16,365.65x = 217,983,566.75
  5. Step 5: Solve for x
    x = 217,983,566.75/16,365.65
  6. Step 6: Final answer
    x = 13,319.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.