Home / 19,121.36-26,380.10-14,097.53

Finding the Fourth Proportional to 19,121.36, 26,380.10 and 14,097.53

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Solution

The fourth proportional to 19,121.36, 26,380.10 and 14,097.53 is: 19,449.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,121.36 : 26,380.10 = 14,097.53 : x
  2. Step 2: Convert to fraction form
    19,121.36/26,380.10 = 14,097.53/x
  3. Step 3: Cross multiply
    19,121.36x = 26,380.10 × 14,097.53
  4. Step 4: Simplify right side
    19,121.36x = 371,894,119.25
  5. Step 5: Solve for x
    x = 371,894,119.25/19,121.36
  6. Step 6: Final answer
    x = 19,449.15

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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.