Home / 23,144.48-31,937.76-13,069.76

Finding the Fourth Proportional to 23,144.48, 31,937.76 and 13,069.76

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Solution

The fourth proportional to 23,144.48, 31,937.76 and 13,069.76 is: 18,035.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,144.48 : 31,937.76 = 13,069.76 : x
  2. Step 2: Convert to fraction form
    23,144.48/31,937.76 = 13,069.76/x
  3. Step 3: Cross multiply
    23,144.48x = 31,937.76 × 13,069.76
  4. Step 4: Simplify right side
    23,144.48x = 417,418,858.14
  5. Step 5: Solve for x
    x = 417,418,858.14/23,144.48
  6. Step 6: Final answer
    x = 18,035.35

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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.