Home / 34,068.34-47,015.86-18,961.97

Finding the Fourth Proportional to 34,068.34, 47,015.86 and 18,961.97

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Solution

The fourth proportional to 34,068.34, 47,015.86 and 18,961.97 is: 26,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,068.34 : 47,015.86 = 18,961.97 : x
  2. Step 2: Convert to fraction form
    34,068.34/47,015.86 = 18,961.97/x
  3. Step 3: Cross multiply
    34,068.34x = 47,015.86 × 18,961.97
  4. Step 4: Simplify right side
    34,068.34x = 891,512,999.92
  5. Step 5: Solve for x
    x = 891,512,999.92/34,068.34
  6. Step 6: Final answer
    x = 26,168.37

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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.