Home / 26,468.72-39,683.64-12,627.44

Finding the Fourth Proportional to 26,468.72, 39,683.64 and 12,627.44

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Solution

The fourth proportional to 26,468.72, 39,683.64 and 12,627.44 is: 18,931.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,468.72 : 39,683.64 = 12,627.44 : x
  2. Step 2: Convert to fraction form
    26,468.72/39,683.64 = 12,627.44/x
  3. Step 3: Cross multiply
    26,468.72x = 39,683.64 × 12,627.44
  4. Step 4: Simplify right side
    26,468.72x = 501,102,783.08
  5. Step 5: Solve for x
    x = 501,102,783.08/26,468.72
  6. Step 6: Final answer
    x = 18,931.89

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1.5x scale

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.