Home / 19,648.80-27,114.46-10,696.07

Finding the Fourth Proportional to 19,648.80, 27,114.46 and 10,696.07

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Solution

The fourth proportional to 19,648.80, 27,114.46 and 10,696.07 is: 14,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,648.80 : 27,114.46 = 10,696.07 : x
  2. Step 2: Convert to fraction form
    19,648.80/27,114.46 = 10,696.07/x
  3. Step 3: Cross multiply
    19,648.80x = 27,114.46 × 10,696.07
  4. Step 4: Simplify right side
    19,648.80x = 290,018,203.22
  5. Step 5: Solve for x
    x = 290,018,203.22/19,648.80
  6. Step 6: Final answer
    x = 14,760.10

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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.