Home / 34,734.60-47,931.48-22,158

Finding the Fourth Proportional to 34,734.60, 47,931.48 and 22,158

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Solution

The fourth proportional to 34,734.60, 47,931.48 and 22,158 is: 30,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,734.60 : 47,931.48 = 22,158 : x
  2. Step 2: Convert to fraction form
    34,734.60/47,931.48 = 22,158/x
  3. Step 3: Cross multiply
    34,734.60x = 47,931.48 × 22,158
  4. Step 4: Simplify right side
    34,734.60x = 1,062,065,733.84
  5. Step 5: Solve for x
    x = 1,062,065,733.84/34,734.60
  6. Step 6: Final answer
    x = 30,576.59

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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.