Home / 39,956.31-55,108.55-25,617.51

Finding the Fourth Proportional to 39,956.31, 55,108.55 and 25,617.51

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Solution

The fourth proportional to 39,956.31, 55,108.55 and 25,617.51 is: 35,332.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,956.31 : 55,108.55 = 25,617.51 : x
  2. Step 2: Convert to fraction form
    39,956.31/55,108.55 = 25,617.51/x
  3. Step 3: Cross multiply
    39,956.31x = 55,108.55 × 25,617.51
  4. Step 4: Simplify right side
    39,956.31x = 1,411,743,894.75
  5. Step 5: Solve for x
    x = 1,411,743,894.75/39,956.31
  6. Step 6: Final answer
    x = 35,332.19

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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.