Home / 13,669.04-20,506.20-5,348.72

Finding the Fourth Proportional to 13,669.04, 20,506.20 and 5,348.72

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Solution

The fourth proportional to 13,669.04, 20,506.20 and 5,348.72 is: 8,024.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,669.04 : 20,506.20 = 5,348.72 : x
  2. Step 2: Convert to fraction form
    13,669.04/20,506.20 = 5,348.72/x
  3. Step 3: Cross multiply
    13,669.04x = 20,506.20 × 5,348.72
  4. Step 4: Simplify right side
    13,669.04x = 109,681,922.06
  5. Step 5: Solve for x
    x = 109,681,922.06/13,669.04
  6. Step 6: Final answer
    x = 8,024.11

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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.