Home / 14,890.88-22,321.56-6,113.60

Finding the Fourth Proportional to 14,890.88, 22,321.56 and 6,113.60

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Solution

The fourth proportional to 14,890.88, 22,321.56 and 6,113.60 is: 9,164.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890.88 : 22,321.56 = 6,113.60 : x
  2. Step 2: Convert to fraction form
    14,890.88/22,321.56 = 6,113.60/x
  3. Step 3: Cross multiply
    14,890.88x = 22,321.56 × 6,113.60
  4. Step 4: Simplify right side
    14,890.88x = 136,465,089.22
  5. Step 5: Solve for x
    x = 136,465,089.22/14,890.88
  6. Step 6: Final answer
    x = 9,164.34

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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.