Home / 19,033.83-28,534.34-9,159.53

Finding the Fourth Proportional to 19,033.83, 28,534.34 and 9,159.53

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Solution

The fourth proportional to 19,033.83, 28,534.34 and 9,159.53 is: 13,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,033.83 : 28,534.34 = 9,159.53 : x
  2. Step 2: Convert to fraction form
    19,033.83/28,534.34 = 9,159.53/x
  3. Step 3: Cross multiply
    19,033.83x = 28,534.34 × 9,159.53
  4. Step 4: Simplify right side
    19,033.83x = 261,361,143.26
  5. Step 5: Solve for x
    x = 261,361,143.26/19,033.83
  6. Step 6: Final answer
    x = 13,731.40

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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.