Home / 19,047.34-28,589.43-9,193.55

Finding the Fourth Proportional to 19,047.34, 28,589.43 and 9,193.55

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Solution

The fourth proportional to 19,047.34, 28,589.43 and 9,193.55 is: 13,799.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047.34 : 28,589.43 = 9,193.55 : x
  2. Step 2: Convert to fraction form
    19,047.34/28,589.43 = 9,193.55/x
  3. Step 3: Cross multiply
    19,047.34x = 28,589.43 × 9,193.55
  4. Step 4: Simplify right side
    19,047.34x = 262,838,354.18
  5. Step 5: Solve for x
    x = 262,838,354.18/19,047.34
  6. Step 6: Final answer
    x = 13,799.22

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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.