Home / 13,671.10-20,492.06-9,763.66

Finding the Fourth Proportional to 13,671.10, 20,492.06 and 9,763.66

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Solution

The fourth proportional to 13,671.10, 20,492.06 and 9,763.66 is: 14,635.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,671.10 : 20,492.06 = 9,763.66 : x
  2. Step 2: Convert to fraction form
    13,671.10/20,492.06 = 9,763.66/x
  3. Step 3: Cross multiply
    13,671.10x = 20,492.06 × 9,763.66
  4. Step 4: Simplify right side
    13,671.10x = 200,077,506.54
  5. Step 5: Solve for x
    x = 200,077,506.54/13,671.10
  6. Step 6: Final answer
    x = 14,635.07

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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.