Home / 32,700.48-45,126.84-18,550.56

Finding the Fourth Proportional to 32,700.48, 45,126.84 and 18,550.56

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Solution

The fourth proportional to 32,700.48, 45,126.84 and 18,550.56 is: 25,599.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,700.48 : 45,126.84 = 18,550.56 : x
  2. Step 2: Convert to fraction form
    32,700.48/45,126.84 = 18,550.56/x
  3. Step 3: Cross multiply
    32,700.48x = 45,126.84 × 18,550.56
  4. Step 4: Simplify right side
    32,700.48x = 837,128,153.03
  5. Step 5: Solve for x
    x = 837,128,153.03/32,700.48
  6. Step 6: Final answer
    x = 25,599.87

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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.