Home / 18,466.58-27,699.98-5,319.27

Finding the Fourth Proportional to 18,466.58, 27,699.98 and 5,319.27

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Solution

The fourth proportional to 18,466.58, 27,699.98 and 5,319.27 is: 7,978.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466.58 : 27,699.98 = 5,319.27 : x
  2. Step 2: Convert to fraction form
    18,466.58/27,699.98 = 5,319.27/x
  3. Step 3: Cross multiply
    18,466.58x = 27,699.98 × 5,319.27
  4. Step 4: Simplify right side
    18,466.58x = 147,343,646.02
  5. Step 5: Solve for x
    x = 147,343,646.02/18,466.58
  6. Step 6: Final answer
    x = 7,978.93

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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.