Home / 32,845.55-45,326.90-18,698.38

Finding the Fourth Proportional to 32,845.55, 45,326.90 and 18,698.38

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Solution

The fourth proportional to 32,845.55, 45,326.90 and 18,698.38 is: 25,803.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,845.55 : 45,326.90 = 18,698.38 : x
  2. Step 2: Convert to fraction form
    32,845.55/45,326.90 = 18,698.38/x
  3. Step 3: Cross multiply
    32,845.55x = 45,326.90 × 18,698.38
  4. Step 4: Simplify right side
    32,845.55x = 847,539,420.53
  5. Step 5: Solve for x
    x = 847,539,420.53/32,845.55
  6. Step 6: Final answer
    x = 25,803.78

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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.