Home / 47,409.38-65,425.45-26,188.64

Finding the Fourth Proportional to 47,409.38, 65,425.45 and 26,188.64

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Solution

The fourth proportional to 47,409.38, 65,425.45 and 26,188.64 is: 36,140.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,409.38 : 65,425.45 = 26,188.64 : x
  2. Step 2: Convert to fraction form
    47,409.38/65,425.45 = 26,188.64/x
  3. Step 3: Cross multiply
    47,409.38x = 65,425.45 × 26,188.64
  4. Step 4: Simplify right side
    47,409.38x = 1,713,403,569.09
  5. Step 5: Solve for x
    x = 1,713,403,569.09/47,409.38
  6. Step 6: Final answer
    x = 36,140.61

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1.5x scale

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.