Home / 32,803.16-45,274.54-20,544.25

Finding the Fourth Proportional to 32,803.16, 45,274.54 and 20,544.25

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Solution

The fourth proportional to 32,803.16, 45,274.54 and 20,544.25 is: 28,354.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,803.16 : 45,274.54 = 20,544.25 : x
  2. Step 2: Convert to fraction form
    32,803.16/45,274.54 = 20,544.25/x
  3. Step 3: Cross multiply
    32,803.16x = 45,274.54 × 20,544.25
  4. Step 4: Simplify right side
    32,803.16x = 930,131,303.85
  5. Step 5: Solve for x
    x = 930,131,303.85/32,803.16
  6. Step 6: Final answer
    x = 28,354.93

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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.