Home / 23,146.75-31,944.48-13,077.04

Finding the Fourth Proportional to 23,146.75, 31,944.48 and 13,077.04

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Solution

The fourth proportional to 23,146.75, 31,944.48 and 13,077.04 is: 18,047.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,146.75 : 31,944.48 = 13,077.04 : x
  2. Step 2: Convert to fraction form
    23,146.75/31,944.48 = 13,077.04/x
  3. Step 3: Cross multiply
    23,146.75x = 31,944.48 × 13,077.04
  4. Step 4: Simplify right side
    23,146.75x = 417,739,017.63
  5. Step 5: Solve for x
    x = 417,739,017.63/23,146.75
  6. Step 6: Final answer
    x = 18,047.42

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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.