Home / 15,539.27-21,444.60-8,466.14

Finding the Fourth Proportional to 15,539.27, 21,444.60 and 8,466.14

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Solution

The fourth proportional to 15,539.27, 21,444.60 and 8,466.14 is: 11,683.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,539.27 : 21,444.60 = 8,466.14 : x
  2. Step 2: Convert to fraction form
    15,539.27/21,444.60 = 8,466.14/x
  3. Step 3: Cross multiply
    15,539.27x = 21,444.60 × 8,466.14
  4. Step 4: Simplify right side
    15,539.27x = 181,552,878.62
  5. Step 5: Solve for x
    x = 181,552,878.62/15,539.27
  6. Step 6: Final answer
    x = 11,683.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.