Home / 37,696.15-52,018.64-20,702.63

Finding the Fourth Proportional to 37,696.15, 52,018.64 and 20,702.63

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Solution

The fourth proportional to 37,696.15, 52,018.64 and 20,702.63 is: 28,568.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,696.15 : 52,018.64 = 20,702.63 : x
  2. Step 2: Convert to fraction form
    37,696.15/52,018.64 = 20,702.63/x
  3. Step 3: Cross multiply
    37,696.15x = 52,018.64 × 20,702.63
  4. Step 4: Simplify right side
    37,696.15x = 1,076,922,657.02
  5. Step 5: Solve for x
    x = 1,076,922,657.02/37,696.15
  6. Step 6: Final answer
    x = 28,568.51

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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.