Home / 47,728.60-65,865.54-26,507.32

Finding the Fourth Proportional to 47,728.60, 65,865.54 and 26,507.32

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Solution

The fourth proportional to 47,728.60, 65,865.54 and 26,507.32 is: 36,580.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,728.60 : 65,865.54 = 26,507.32 : x
  2. Step 2: Convert to fraction form
    47,728.60/65,865.54 = 26,507.32/x
  3. Step 3: Cross multiply
    47,728.60x = 65,865.54 × 26,507.32
  4. Step 4: Simplify right side
    47,728.60x = 1,745,918,945.75
  5. Step 5: Solve for x
    x = 1,745,918,945.75/47,728.60
  6. Step 6: Final answer
    x = 36,580.14

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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.