Home / 34,951.66-52,427.18-20,915.57

Finding the Fourth Proportional to 34,951.66, 52,427.18 and 20,915.57

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Solution

The fourth proportional to 34,951.66, 52,427.18 and 20,915.57 is: 31,373.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,951.66 : 52,427.18 = 20,915.57 : x
  2. Step 2: Convert to fraction form
    34,951.66/52,427.18 = 20,915.57/x
  3. Step 3: Cross multiply
    34,951.66x = 52,427.18 × 20,915.57
  4. Step 4: Simplify right side
    34,951.66x = 1,096,544,536.55
  5. Step 5: Solve for x
    x = 1,096,544,536.55/34,951.66
  6. Step 6: Final answer
    x = 31,373.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.