Home / 22,894.79-31,577.45-19,713.51

Finding the Fourth Proportional to 22,894.79, 31,577.45 and 19,713.51

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Solution

The fourth proportional to 22,894.79, 31,577.45 and 19,713.51 is: 27,189.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,894.79 : 31,577.45 = 19,713.51 : x
  2. Step 2: Convert to fraction form
    22,894.79/31,577.45 = 19,713.51/x
  3. Step 3: Cross multiply
    22,894.79x = 31,577.45 × 19,713.51
  4. Step 4: Simplify right side
    22,894.79x = 622,502,277.78
  5. Step 5: Solve for x
    x = 622,502,277.78/22,894.79
  6. Step 6: Final answer
    x = 27,189.70

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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.