Home / 14,615.35-21,931.20-5,850.94

Finding the Fourth Proportional to 14,615.35, 21,931.20 and 5,850.94

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Solution

The fourth proportional to 14,615.35, 21,931.20 and 5,850.94 is: 8,779.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615.35 : 21,931.20 = 5,850.94 : x
  2. Step 2: Convert to fraction form
    14,615.35/21,931.20 = 5,850.94/x
  3. Step 3: Cross multiply
    14,615.35x = 21,931.20 × 5,850.94
  4. Step 4: Simplify right side
    14,615.35x = 128,318,135.33
  5. Step 5: Solve for x
    x = 128,318,135.33/14,615.35
  6. Step 6: Final answer
    x = 8,779.68

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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.