Home / 13,299.14-18,360.21-10,460.90

Finding the Fourth Proportional to 13,299.14, 18,360.21 and 10,460.90

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Solution

The fourth proportional to 13,299.14, 18,360.21 and 10,460.90 is: 14,441.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,299.14 : 18,360.21 = 10,460.90 : x
  2. Step 2: Convert to fraction form
    13,299.14/18,360.21 = 10,460.90/x
  3. Step 3: Cross multiply
    13,299.14x = 18,360.21 × 10,460.90
  4. Step 4: Simplify right side
    13,299.14x = 192,064,320.79
  5. Step 5: Solve for x
    x = 192,064,320.79/13,299.14
  6. Step 6: Final answer
    x = 14,441.86

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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.