Home / 20,207.04-30,293.28-13,266.24

Finding the Fourth Proportional to 20,207.04, 30,293.28 and 13,266.24

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Solution

The fourth proportional to 20,207.04, 30,293.28 and 13,266.24 is: 19,888.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,207.04 : 30,293.28 = 13,266.24 : x
  2. Step 2: Convert to fraction form
    20,207.04/30,293.28 = 13,266.24/x
  3. Step 3: Cross multiply
    20,207.04x = 30,293.28 × 13,266.24
  4. Step 4: Simplify right side
    20,207.04x = 401,877,922.87
  5. Step 5: Solve for x
    x = 401,877,922.87/20,207.04
  6. Step 6: Final answer
    x = 19,888.02

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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.