Home / 34,279.37-47,303.55-18,965.01

Finding the Fourth Proportional to 34,279.37, 47,303.55 and 18,965.01

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Solution

The fourth proportional to 34,279.37, 47,303.55 and 18,965.01 is: 26,170.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,279.37 : 47,303.55 = 18,965.01 : x
  2. Step 2: Convert to fraction form
    34,279.37/47,303.55 = 18,965.01/x
  3. Step 3: Cross multiply
    34,279.37x = 47,303.55 × 18,965.01
  4. Step 4: Simplify right side
    34,279.37x = 897,112,298.79
  5. Step 5: Solve for x
    x = 897,112,298.79/34,279.37
  6. Step 6: Final answer
    x = 26,170.62

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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.