Home / 34,102.62-47,058.22-18,994.70

Finding the Fourth Proportional to 34,102.62, 47,058.22 and 18,994.70

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Solution

The fourth proportional to 34,102.62, 47,058.22 and 18,994.70 is: 26,210.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,102.62 : 47,058.22 = 18,994.70 : x
  2. Step 2: Convert to fraction form
    34,102.62/47,058.22 = 18,994.70/x
  3. Step 3: Cross multiply
    34,102.62x = 47,058.22 × 18,994.70
  4. Step 4: Simplify right side
    34,102.62x = 893,856,771.43
  5. Step 5: Solve for x
    x = 893,856,771.43/34,102.62
  6. Step 6: Final answer
    x = 26,210.79

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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.