Home / 19,065.93-28,625.10-9,712.25

Finding the Fourth Proportional to 19,065.93, 28,625.10 and 9,712.25

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Solution

The fourth proportional to 19,065.93, 28,625.10 and 9,712.25 is: 14,581.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065.93 : 28,625.10 = 9,712.25 : x
  2. Step 2: Convert to fraction form
    19,065.93/28,625.10 = 9,712.25/x
  3. Step 3: Cross multiply
    19,065.93x = 28,625.10 × 9,712.25
  4. Step 4: Simplify right side
    19,065.93x = 278,014,216.29
  5. Step 5: Solve for x
    x = 278,014,216.29/19,065.93
  6. Step 6: Final answer
    x = 14,581.73

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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.