Home / 15,987.93-23,981.84-4,301.16

Finding the Fourth Proportional to 15,987.93, 23,981.84 and 4,301.16

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Solution

The fourth proportional to 15,987.93, 23,981.84 and 4,301.16 is: 6,451.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,987.93 : 23,981.84 = 4,301.16 : x
  2. Step 2: Convert to fraction form
    15,987.93/23,981.84 = 4,301.16/x
  3. Step 3: Cross multiply
    15,987.93x = 23,981.84 × 4,301.16
  4. Step 4: Simplify right side
    15,987.93x = 103,149,730.93
  5. Step 5: Solve for x
    x = 103,149,730.93/15,987.93
  6. Step 6: Final answer
    x = 6,451.73

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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.