Home / 47,129.64-65,036.40-25,904.82

Finding the Fourth Proportional to 47,129.64, 65,036.40 and 25,904.82

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Solution

The fourth proportional to 47,129.64, 65,036.40 and 25,904.82 is: 35,747.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,129.64 : 65,036.40 = 25,904.82 : x
  2. Step 2: Convert to fraction form
    47,129.64/65,036.40 = 25,904.82/x
  3. Step 3: Cross multiply
    47,129.64x = 65,036.40 × 25,904.82
  4. Step 4: Simplify right side
    47,129.64x = 1,684,756,235.45
  5. Step 5: Solve for x
    x = 1,684,756,235.45/47,129.64
  6. Step 6: Final answer
    x = 35,747.28

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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.