Home / 31,848.78-47,661.98-26,904.32

Finding the Fourth Proportional to 31,848.78, 47,661.98 and 26,904.32

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Solution

The fourth proportional to 31,848.78, 47,661.98 and 26,904.32 is: 40,262.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,848.78 : 47,661.98 = 26,904.32 : x
  2. Step 2: Convert to fraction form
    31,848.78/47,661.98 = 26,904.32/x
  3. Step 3: Cross multiply
    31,848.78x = 47,661.98 × 26,904.32
  4. Step 4: Simplify right side
    31,848.78x = 1,282,313,161.75
  5. Step 5: Solve for x
    x = 1,282,313,161.75/31,848.78
  6. Step 6: Final answer
    x = 40,262.55

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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.