Home / 13,671.23-20,492.22-9,763.79

Finding the Fourth Proportional to 13,671.23, 20,492.22 and 9,763.79

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Solution

The fourth proportional to 13,671.23, 20,492.22 and 9,763.79 is: 14,635.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,671.23 : 20,492.22 = 9,763.79 : x
  2. Step 2: Convert to fraction form
    13,671.23/20,492.22 = 9,763.79/x
  3. Step 3: Cross multiply
    13,671.23x = 20,492.22 × 9,763.79
  4. Step 4: Simplify right side
    13,671.23x = 200,081,732.71
  5. Step 5: Solve for x
    x = 200,081,732.71/13,671.23
  6. Step 6: Final answer
    x = 14,635.24

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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.