Home / 15,325.02-22,987.44-8,658.50

Finding the Fourth Proportional to 15,325.02, 22,987.44 and 8,658.50

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Solution

The fourth proportional to 15,325.02, 22,987.44 and 8,658.50 is: 12,987.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,325.02 : 22,987.44 = 8,658.50 : x
  2. Step 2: Convert to fraction form
    15,325.02/22,987.44 = 8,658.50/x
  3. Step 3: Cross multiply
    15,325.02x = 22,987.44 × 8,658.50
  4. Step 4: Simplify right side
    15,325.02x = 199,036,634.30
  5. Step 5: Solve for x
    x = 199,036,634.30/15,325.02
  6. Step 6: Final answer
    x = 12,987.69

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Similar ratio
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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.