Home / 17,421.24-26,131.86-5,737.80

Finding the Fourth Proportional to 17,421.24, 26,131.86 and 5,737.80

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Solution

The fourth proportional to 17,421.24, 26,131.86 and 5,737.80 is: 8,606.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,421.24 : 26,131.86 = 5,737.80 : x
  2. Step 2: Convert to fraction form
    17,421.24/26,131.86 = 5,737.80/x
  3. Step 3: Cross multiply
    17,421.24x = 26,131.86 × 5,737.80
  4. Step 4: Simplify right side
    17,421.24x = 149,939,386.31
  5. Step 5: Solve for x
    x = 149,939,386.31/17,421.24
  6. Step 6: Final answer
    x = 8,606.70

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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.