Home / 17,665.80-26,498.60-4,518.15

Finding the Fourth Proportional to 17,665.80, 26,498.60 and 4,518.15

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Solution

The fourth proportional to 17,665.80, 26,498.60 and 4,518.15 is: 6,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,665.80 : 26,498.60 = 4,518.15 : x
  2. Step 2: Convert to fraction form
    17,665.80/26,498.60 = 4,518.15/x
  3. Step 3: Cross multiply
    17,665.80x = 26,498.60 × 4,518.15
  4. Step 4: Simplify right side
    17,665.80x = 119,724,627.00
  5. Step 5: Solve for x
    x = 119,724,627.00/17,665.80
  6. Step 6: Final answer
    x = 6,777.20

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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.