Home / 13,502.46-20,254.30-4,141.80

Finding the Fourth Proportional to 13,502.46, 20,254.30 and 4,141.80

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Solution

The fourth proportional to 13,502.46, 20,254.30 and 4,141.80 is: 6,212.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,502.46 : 20,254.30 = 4,141.80 : x
  2. Step 2: Convert to fraction form
    13,502.46/20,254.30 = 4,141.80/x
  3. Step 3: Cross multiply
    13,502.46x = 20,254.30 × 4,141.80
  4. Step 4: Simplify right side
    13,502.46x = 83,889,259.74
  5. Step 5: Solve for x
    x = 83,889,259.74/13,502.46
  6. Step 6: Final answer
    x = 6,212.89

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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.