Home / 16,921.04-25,381.60-4,609.04

Finding the Fourth Proportional to 16,921.04, 25,381.60 and 4,609.04

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Solution

The fourth proportional to 16,921.04, 25,381.60 and 4,609.04 is: 6,913.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,921.04 : 25,381.60 = 4,609.04 : x
  2. Step 2: Convert to fraction form
    16,921.04/25,381.60 = 4,609.04/x
  3. Step 3: Cross multiply
    16,921.04x = 25,381.60 × 4,609.04
  4. Step 4: Simplify right side
    16,921.04x = 116,984,809.66
  5. Step 5: Solve for x
    x = 116,984,809.66/16,921.04
  6. Step 6: Final answer
    x = 6,913.57

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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.