Home / 19,401.04-29,085.12-6,917.32

Finding the Fourth Proportional to 19,401.04, 29,085.12 and 6,917.32

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Solution

The fourth proportional to 19,401.04, 29,085.12 and 6,917.32 is: 10,370.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401.04 : 29,085.12 = 6,917.32 : x
  2. Step 2: Convert to fraction form
    19,401.04/29,085.12 = 6,917.32/x
  3. Step 3: Cross multiply
    19,401.04x = 29,085.12 × 6,917.32
  4. Step 4: Simplify right side
    19,401.04x = 201,191,082.28
  5. Step 5: Solve for x
    x = 201,191,082.28/19,401.04
  6. Step 6: Final answer
    x = 10,370.12

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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.