Home / 47,909.64-66,114.60-26,688.96

Finding the Fourth Proportional to 47,909.64, 66,114.60 and 26,688.96

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Solution

The fourth proportional to 47,909.64, 66,114.60 and 26,688.96 is: 36,830.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,909.64 : 66,114.60 = 26,688.96 : x
  2. Step 2: Convert to fraction form
    47,909.64/66,114.60 = 26,688.96/x
  3. Step 3: Cross multiply
    47,909.64x = 66,114.60 × 26,688.96
  4. Step 4: Simplify right side
    47,909.64x = 1,764,529,914.82
  5. Step 5: Solve for x
    x = 1,764,529,914.82/47,909.64
  6. Step 6: Final answer
    x = 36,830.37

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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.