Home / 47,368.64-71,051.34-12,308.60

Finding the Fourth Proportional to 47,368.64, 71,051.34 and 12,308.60

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Solution

The fourth proportional to 47,368.64, 71,051.34 and 12,308.60 is: 18,462.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,368.64 : 71,051.34 = 12,308.60 : x
  2. Step 2: Convert to fraction form
    47,368.64/71,051.34 = 12,308.60/x
  3. Step 3: Cross multiply
    47,368.64x = 71,051.34 × 12,308.60
  4. Step 4: Simplify right side
    47,368.64x = 874,542,523.52
  5. Step 5: Solve for x
    x = 874,542,523.52/47,368.64
  6. Step 6: Final answer
    x = 18,462.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.