Home / 22,583.09-31,091.86-19,390.07

Finding the Fourth Proportional to 22,583.09, 31,091.86 and 19,390.07

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Solution

The fourth proportional to 22,583.09, 31,091.86 and 19,390.07 is: 26,695.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,583.09 : 31,091.86 = 19,390.07 : x
  2. Step 2: Convert to fraction form
    22,583.09/31,091.86 = 19,390.07/x
  3. Step 3: Cross multiply
    22,583.09x = 31,091.86 × 19,390.07
  4. Step 4: Simplify right side
    22,583.09x = 602,873,341.83
  5. Step 5: Solve for x
    x = 602,873,341.83/22,583.09
  6. Step 6: Final answer
    x = 26,695.79

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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.