Home / 26,565.54-36,638.66-19,387.38

Finding the Fourth Proportional to 26,565.54, 36,638.66 and 19,387.38

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Solution

The fourth proportional to 26,565.54, 36,638.66 and 19,387.38 is: 26,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,565.54 : 36,638.66 = 19,387.38 : x
  2. Step 2: Convert to fraction form
    26,565.54/36,638.66 = 19,387.38/x
  3. Step 3: Cross multiply
    26,565.54x = 36,638.66 × 19,387.38
  4. Step 4: Simplify right side
    26,565.54x = 710,327,809.97
  5. Step 5: Solve for x
    x = 710,327,809.97/26,565.54
  6. Step 6: Final answer
    x = 26,738.70

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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.