Home / 27,164.31-40,755.32-13,125.93

Finding the Fourth Proportional to 27,164.31, 40,755.32 and 13,125.93

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Solution

The fourth proportional to 27,164.31, 40,755.32 and 13,125.93 is: 19,693.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,164.31 : 40,755.32 = 13,125.93 : x
  2. Step 2: Convert to fraction form
    27,164.31/40,755.32 = 13,125.93/x
  3. Step 3: Cross multiply
    27,164.31x = 40,755.32 × 13,125.93
  4. Step 4: Simplify right side
    27,164.31x = 534,951,411.82
  5. Step 5: Solve for x
    x = 534,951,411.82/27,164.31
  6. Step 6: Final answer
    x = 19,693.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.