Home / 14,427.04-19,912.52-9,382.48

Finding the Fourth Proportional to 14,427.04, 19,912.52 and 9,382.48

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Solution

The fourth proportional to 14,427.04, 19,912.52 and 9,382.48 is: 12,949.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,427.04 : 19,912.52 = 9,382.48 : x
  2. Step 2: Convert to fraction form
    14,427.04/19,912.52 = 9,382.48/x
  3. Step 3: Cross multiply
    14,427.04x = 19,912.52 × 9,382.48
  4. Step 4: Simplify right side
    14,427.04x = 186,828,820.65
  5. Step 5: Solve for x
    x = 186,828,820.65/14,427.04
  6. Step 6: Final answer
    x = 12,949.91

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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.