Home / 34,618.06-47,772.84-18,702.46

Finding the Fourth Proportional to 34,618.06, 47,772.84 and 18,702.46

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Solution

The fourth proportional to 34,618.06, 47,772.84 and 18,702.46 is: 25,809.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,618.06 : 47,772.84 = 18,702.46 : x
  2. Step 2: Convert to fraction form
    34,618.06/47,772.84 = 18,702.46/x
  3. Step 3: Cross multiply
    34,618.06x = 47,772.84 × 18,702.46
  4. Step 4: Simplify right side
    34,618.06x = 893,469,629.19
  5. Step 5: Solve for x
    x = 893,469,629.19/34,618.06
  6. Step 6: Final answer
    x = 25,809.35

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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.