Home / 14,693.40-22,002.74-8,112.35

Finding the Fourth Proportional to 14,693.40, 22,002.74 and 8,112.35

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Solution

The fourth proportional to 14,693.40, 22,002.74 and 8,112.35 is: 12,147.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,693.40 : 22,002.74 = 8,112.35 : x
  2. Step 2: Convert to fraction form
    14,693.40/22,002.74 = 8,112.35/x
  3. Step 3: Cross multiply
    14,693.40x = 22,002.74 × 8,112.35
  4. Step 4: Simplify right side
    14,693.40x = 178,493,972.71
  5. Step 5: Solve for x
    x = 178,493,972.71/14,693.40
  6. Step 6: Final answer
    x = 12,147.90

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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.