Home / 14,818.79-22,231.20-4,958.15

Finding the Fourth Proportional to 14,818.79, 22,231.20 and 4,958.15

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Solution

The fourth proportional to 14,818.79, 22,231.20 and 4,958.15 is: 7,438.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818.79 : 22,231.20 = 4,958.15 : x
  2. Step 2: Convert to fraction form
    14,818.79/22,231.20 = 4,958.15/x
  3. Step 3: Cross multiply
    14,818.79x = 22,231.20 × 4,958.15
  4. Step 4: Simplify right side
    14,818.79x = 110,225,513.12
  5. Step 5: Solve for x
    x = 110,225,513.12/14,818.79
  6. Step 6: Final answer
    x = 7,438.23

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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.