Home / 17,689.18-26,533.78-4,542.62

Finding the Fourth Proportional to 17,689.18, 26,533.78 and 4,542.62

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Solution

The fourth proportional to 17,689.18, 26,533.78 and 4,542.62 is: 6,813.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689.18 : 26,533.78 = 4,542.62 : x
  2. Step 2: Convert to fraction form
    17,689.18/26,533.78 = 4,542.62/x
  3. Step 3: Cross multiply
    17,689.18x = 26,533.78 × 4,542.62
  4. Step 4: Simplify right side
    17,689.18x = 120,532,879.70
  5. Step 5: Solve for x
    x = 120,532,879.70/17,689.18
  6. Step 6: Final answer
    x = 6,813.93

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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.