Home / 47,036.21-64,905.08-26,620.57

Finding the Fourth Proportional to 47,036.21, 64,905.08 and 26,620.57

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Solution

The fourth proportional to 47,036.21, 64,905.08 and 26,620.57 is: 36,733.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,036.21 : 64,905.08 = 26,620.57 : x
  2. Step 2: Convert to fraction form
    47,036.21/64,905.08 = 26,620.57/x
  3. Step 3: Cross multiply
    47,036.21x = 64,905.08 × 26,620.57
  4. Step 4: Simplify right side
    47,036.21x = 1,727,810,129.78
  5. Step 5: Solve for x
    x = 1,727,810,129.78/47,036.21
  6. Step 6: Final answer
    x = 36,733.62

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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.