Home / 19,047.35-28,589.49-9,193.55

Finding the Fourth Proportional to 19,047.35, 28,589.49 and 9,193.55

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Solution

The fourth proportional to 19,047.35, 28,589.49 and 9,193.55 is: 13,799.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047.35 : 28,589.49 = 9,193.55 : x
  2. Step 2: Convert to fraction form
    19,047.35/28,589.49 = 9,193.55/x
  3. Step 3: Cross multiply
    19,047.35x = 28,589.49 × 9,193.55
  4. Step 4: Simplify right side
    19,047.35x = 262,838,905.79
  5. Step 5: Solve for x
    x = 262,838,905.79/19,047.35
  6. Step 6: Final answer
    x = 13,799.24

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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.