Home / 34,620.06-47,775.60-18,704.46

Finding the Fourth Proportional to 34,620.06, 47,775.60 and 18,704.46

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Solution

The fourth proportional to 34,620.06, 47,775.60 and 18,704.46 is: 25,812.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,620.06 : 47,775.60 = 18,704.46 : x
  2. Step 2: Convert to fraction form
    34,620.06/47,775.60 = 18,704.46/x
  3. Step 3: Cross multiply
    34,620.06x = 47,775.60 × 18,704.46
  4. Step 4: Simplify right side
    34,620.06x = 893,616,799.18
  5. Step 5: Solve for x
    x = 893,616,799.18/34,620.06
  6. Step 6: Final answer
    x = 25,812.11

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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.