Home / 35,388.22-53,045.40-13,191.94

Finding the Fourth Proportional to 35,388.22, 53,045.40 and 13,191.94

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Solution

The fourth proportional to 35,388.22, 53,045.40 and 13,191.94 is: 19,774.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,388.22 : 53,045.40 = 13,191.94 : x
  2. Step 2: Convert to fraction form
    35,388.22/53,045.40 = 13,191.94/x
  3. Step 3: Cross multiply
    35,388.22x = 53,045.40 × 13,191.94
  4. Step 4: Simplify right side
    35,388.22x = 699,771,734.08
  5. Step 5: Solve for x
    x = 699,771,734.08/35,388.22
  6. Step 6: Final answer
    x = 19,774.14

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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.