Home / 13,244.16-18,236.88-12,952.56

Finding the Fourth Proportional to 13,244.16, 18,236.88 and 12,952.56

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Solution

The fourth proportional to 13,244.16, 18,236.88 and 12,952.56 is: 17,835.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.16 : 18,236.88 = 12,952.56 : x
  2. Step 2: Convert to fraction form
    13,244.16/18,236.88 = 12,952.56/x
  3. Step 3: Cross multiply
    13,244.16x = 18,236.88 × 12,952.56
  4. Step 4: Simplify right side
    13,244.16x = 236,214,282.41
  5. Step 5: Solve for x
    x = 236,214,282.41/13,244.16
  6. Step 6: Final answer
    x = 17,835.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.