Home / 16,359.90-22,578.93-9,647.43

Finding the Fourth Proportional to 16,359.90, 22,578.93 and 9,647.43

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Solution

The fourth proportional to 16,359.90, 22,578.93 and 9,647.43 is: 13,314.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,359.90 : 22,578.93 = 9,647.43 : x
  2. Step 2: Convert to fraction form
    16,359.90/22,578.93 = 9,647.43/x
  3. Step 3: Cross multiply
    16,359.90x = 22,578.93 × 9,647.43
  4. Step 4: Simplify right side
    16,359.90x = 217,828,646.65
  5. Step 5: Solve for x
    x = 217,828,646.65/16,359.90
  6. Step 6: Final answer
    x = 13,314.79

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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.