Home / 33,238.02-45,866.10-18,704.32

Finding the Fourth Proportional to 33,238.02, 45,866.10 and 18,704.32

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Solution

The fourth proportional to 33,238.02, 45,866.10 and 18,704.32 is: 25,810.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,238.02 : 45,866.10 = 18,704.32 : x
  2. Step 2: Convert to fraction form
    33,238.02/45,866.10 = 18,704.32/x
  3. Step 3: Cross multiply
    33,238.02x = 45,866.10 × 18,704.32
  4. Step 4: Simplify right side
    33,238.02x = 857,894,211.55
  5. Step 5: Solve for x
    x = 857,894,211.55/33,238.02
  6. Step 6: Final answer
    x = 25,810.63

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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.