Home / 17,555.49-26,331.21-4,406.87

Finding the Fourth Proportional to 17,555.49, 26,331.21 and 4,406.87

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Solution

The fourth proportional to 17,555.49, 26,331.21 and 4,406.87 is: 6,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,555.49 : 26,331.21 = 4,406.87 : x
  2. Step 2: Convert to fraction form
    17,555.49/26,331.21 = 4,406.87/x
  3. Step 3: Cross multiply
    17,555.49x = 26,331.21 × 4,406.87
  4. Step 4: Simplify right side
    17,555.49x = 116,038,285.24
  5. Step 5: Solve for x
    x = 116,038,285.24/17,555.49
  6. Step 6: Final answer
    x = 6,609.80

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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.