Home / 34,612.21-47,764.86-18,696.67

Finding the Fourth Proportional to 34,612.21, 47,764.86 and 18,696.67

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Solution

The fourth proportional to 34,612.21, 47,764.86 and 18,696.67 is: 25,801.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,612.21 : 47,764.86 = 18,696.67 : x
  2. Step 2: Convert to fraction form
    34,612.21/47,764.86 = 18,696.67/x
  3. Step 3: Cross multiply
    34,612.21x = 47,764.86 × 18,696.67
  4. Step 4: Simplify right side
    34,612.21x = 893,043,825.02
  5. Step 5: Solve for x
    x = 893,043,825.02/34,612.21
  6. Step 6: Final answer
    x = 25,801.41

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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.