Home / 30,702.54-42,366.51-17,273.51

Finding the Fourth Proportional to 30,702.54, 42,366.51 and 17,273.51

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Solution

The fourth proportional to 30,702.54, 42,366.51 and 17,273.51 is: 23,835.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,702.54 : 42,366.51 = 17,273.51 : x
  2. Step 2: Convert to fraction form
    30,702.54/42,366.51 = 17,273.51/x
  3. Step 3: Cross multiply
    30,702.54x = 42,366.51 × 17,273.51
  4. Step 4: Simplify right side
    30,702.54x = 731,818,334.15
  5. Step 5: Solve for x
    x = 731,818,334.15/30,702.54
  6. Step 6: Final answer
    x = 23,835.76

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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.