Home / 13,353.81-20,033.15-4,586.78

Finding the Fourth Proportional to 13,353.81, 20,033.15 and 4,586.78

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Solution

The fourth proportional to 13,353.81, 20,033.15 and 4,586.78 is: 6,881.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353.81 : 20,033.15 = 4,586.78 : x
  2. Step 2: Convert to fraction form
    13,353.81/20,033.15 = 4,586.78/x
  3. Step 3: Cross multiply
    13,353.81x = 20,033.15 × 4,586.78
  4. Step 4: Simplify right side
    13,353.81x = 91,887,528.66
  5. Step 5: Solve for x
    x = 91,887,528.66/13,353.81
  6. Step 6: Final answer
    x = 6,881.00

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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.