Home / 19,010.90-28,520.40-6,532.04

Finding the Fourth Proportional to 19,010.90, 28,520.40 and 6,532.04

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Solution

The fourth proportional to 19,010.90, 28,520.40 and 6,532.04 is: 9,799.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010.90 : 28,520.40 = 6,532.04 : x
  2. Step 2: Convert to fraction form
    19,010.90/28,520.40 = 6,532.04/x
  3. Step 3: Cross multiply
    19,010.90x = 28,520.40 × 6,532.04
  4. Step 4: Simplify right side
    19,010.90x = 186,296,489.41
  5. Step 5: Solve for x
    x = 186,296,489.41/19,010.90
  6. Step 6: Final answer
    x = 9,799.46

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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.