Home / 13,955.28-20,935.18-4,592.58

Finding the Fourth Proportional to 13,955.28, 20,935.18 and 4,592.58

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Solution

The fourth proportional to 13,955.28, 20,935.18 and 4,592.58 is: 6,889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955.28 : 20,935.18 = 4,592.58 : x
  2. Step 2: Convert to fraction form
    13,955.28/20,935.18 = 4,592.58/x
  3. Step 3: Cross multiply
    13,955.28x = 20,935.18 × 4,592.58
  4. Step 4: Simplify right side
    13,955.28x = 96,146,488.96
  5. Step 5: Solve for x
    x = 96,146,488.96/13,955.28
  6. Step 6: Final answer
    x = 6,889.61

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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.