Home / 34,518.50-47,635.23-19,410.84

Finding the Fourth Proportional to 34,518.50, 47,635.23 and 19,410.84

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Solution

The fourth proportional to 34,518.50, 47,635.23 and 19,410.84 is: 26,786.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,518.50 : 47,635.23 = 19,410.84 : x
  2. Step 2: Convert to fraction form
    34,518.50/47,635.23 = 19,410.84/x
  3. Step 3: Cross multiply
    34,518.50x = 47,635.23 × 19,410.84
  4. Step 4: Simplify right side
    34,518.50x = 924,640,034.66
  5. Step 5: Solve for x
    x = 924,640,034.66/34,518.50
  6. Step 6: Final answer
    x = 26,786.79

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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.