Home / 20,304.02-30,382.20-16,761.08

Finding the Fourth Proportional to 20,304.02, 30,382.20 and 16,761.08

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Solution

The fourth proportional to 20,304.02, 30,382.20 and 16,761.08 is: 25,080.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,304.02 : 30,382.20 = 16,761.08 : x
  2. Step 2: Convert to fraction form
    20,304.02/30,382.20 = 16,761.08/x
  3. Step 3: Cross multiply
    20,304.02x = 30,382.20 × 16,761.08
  4. Step 4: Simplify right side
    20,304.02x = 509,238,484.78
  5. Step 5: Solve for x
    x = 509,238,484.78/20,304.02
  6. Step 6: Final answer
    x = 25,080.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.