Home / 19,019.37-26,243.55-11,061.93

Finding the Fourth Proportional to 19,019.37, 26,243.55 and 11,061.93

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Solution

The fourth proportional to 19,019.37, 26,243.55 and 11,061.93 is: 15,263.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019.37 : 26,243.55 = 11,061.93 : x
  2. Step 2: Convert to fraction form
    19,019.37/26,243.55 = 11,061.93/x
  3. Step 3: Cross multiply
    19,019.37x = 26,243.55 × 11,061.93
  4. Step 4: Simplify right side
    19,019.37x = 290,304,313.05
  5. Step 5: Solve for x
    x = 290,304,313.05/19,019.37
  6. Step 6: Final answer
    x = 15,263.61

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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.