Home / 26,562.72-39,816.24-9,915.60

Finding the Fourth Proportional to 26,562.72, 39,816.24 and 9,915.60

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Solution

The fourth proportional to 26,562.72, 39,816.24 and 9,915.60 is: 14,863.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,562.72 : 39,816.24 = 9,915.60 : x
  2. Step 2: Convert to fraction form
    26,562.72/39,816.24 = 9,915.60/x
  3. Step 3: Cross multiply
    26,562.72x = 39,816.24 × 9,915.60
  4. Step 4: Simplify right side
    26,562.72x = 394,801,909.34
  5. Step 5: Solve for x
    x = 394,801,909.34/26,562.72
  6. Step 6: Final answer
    x = 14,863.01

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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.