Home / 35,696.63-49,261.30-20,589.05

Finding the Fourth Proportional to 35,696.63, 49,261.30 and 20,589.05

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Solution

The fourth proportional to 35,696.63, 49,261.30 and 20,589.05 is: 28,412.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,696.63 : 49,261.30 = 20,589.05 : x
  2. Step 2: Convert to fraction form
    35,696.63/49,261.30 = 20,589.05/x
  3. Step 3: Cross multiply
    35,696.63x = 49,261.30 × 20,589.05
  4. Step 4: Simplify right side
    35,696.63x = 1,014,243,440.45
  5. Step 5: Solve for x
    x = 1,014,243,440.45/35,696.63
  6. Step 6: Final answer
    x = 28,412.86

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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.