Home / 19,132.29-28,701.40-9,767.23

Finding the Fourth Proportional to 19,132.29, 28,701.40 and 9,767.23

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Solution

The fourth proportional to 19,132.29, 28,701.40 and 9,767.23 is: 14,652.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.29 : 28,701.40 = 9,767.23 : x
  2. Step 2: Convert to fraction form
    19,132.29/28,701.40 = 9,767.23/x
  3. Step 3: Cross multiply
    19,132.29x = 28,701.40 × 9,767.23
  4. Step 4: Simplify right side
    19,132.29x = 280,333,175.12
  5. Step 5: Solve for x
    x = 280,333,175.12/19,132.29
  6. Step 6: Final answer
    x = 14,652.36

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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.