Home / 13,319.30-19,963.56-9,566.84

Finding the Fourth Proportional to 13,319.30, 19,963.56 and 9,566.84

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Solution

The fourth proportional to 13,319.30, 19,963.56 and 9,566.84 is: 14,339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,319.30 : 19,963.56 = 9,566.84 : x
  2. Step 2: Convert to fraction form
    13,319.30/19,963.56 = 9,566.84/x
  3. Step 3: Cross multiply
    13,319.30x = 19,963.56 × 9,566.84
  4. Step 4: Simplify right side
    13,319.30x = 190,988,184.35
  5. Step 5: Solve for x
    x = 190,988,184.35/13,319.30
  6. Step 6: Final answer
    x = 14,339.21

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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.