Home / 19,211.20-26,503.68-14,187.04

Finding the Fourth Proportional to 19,211.20, 26,503.68 and 14,187.04

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Solution

The fourth proportional to 19,211.20, 26,503.68 and 14,187.04 is: 19,572.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211.20 : 26,503.68 = 14,187.04 : x
  2. Step 2: Convert to fraction form
    19,211.20/26,503.68 = 14,187.04/x
  3. Step 3: Cross multiply
    19,211.20x = 26,503.68 × 14,187.04
  4. Step 4: Simplify right side
    19,211.20x = 376,008,768.31
  5. Step 5: Solve for x
    x = 376,008,768.31/19,211.20
  6. Step 6: Final answer
    x = 19,572.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.