Home / 23,174.60-31,984.26-13,106.12

Finding the Fourth Proportional to 23,174.60, 31,984.26 and 13,106.12

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Solution

The fourth proportional to 23,174.60, 31,984.26 and 13,106.12 is: 18,088.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,174.60 : 31,984.26 = 13,106.12 : x
  2. Step 2: Convert to fraction form
    23,174.60/31,984.26 = 13,106.12/x
  3. Step 3: Cross multiply
    23,174.60x = 31,984.26 × 13,106.12
  4. Step 4: Simplify right side
    23,174.60x = 419,189,549.67
  5. Step 5: Solve for x
    x = 419,189,549.67/23,174.60
  6. Step 6: Final answer
    x = 18,088.32

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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.