Home / 31,237.10-43,108.21-17,089.93

Finding the Fourth Proportional to 31,237.10, 43,108.21 and 17,089.93

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Solution

The fourth proportional to 31,237.10, 43,108.21 and 17,089.93 is: 23,584.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,237.10 : 43,108.21 = 17,089.93 : x
  2. Step 2: Convert to fraction form
    31,237.10/43,108.21 = 17,089.93/x
  3. Step 3: Cross multiply
    31,237.10x = 43,108.21 × 17,089.93
  4. Step 4: Simplify right side
    31,237.10x = 736,716,291.33
  5. Step 5: Solve for x
    x = 736,716,291.33/31,237.10
  6. Step 6: Final answer
    x = 23,584.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.