Home / 38,984.24-58,475.88-16,813.20

Finding the Fourth Proportional to 38,984.24, 58,475.88 and 16,813.20

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Solution

The fourth proportional to 38,984.24, 58,475.88 and 16,813.20 is: 25,219.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,984.24 : 58,475.88 = 16,813.20 : x
  2. Step 2: Convert to fraction form
    38,984.24/58,475.88 = 16,813.20/x
  3. Step 3: Cross multiply
    38,984.24x = 58,475.88 × 16,813.20
  4. Step 4: Simplify right side
    38,984.24x = 983,166,665.62
  5. Step 5: Solve for x
    x = 983,166,665.62/38,984.24
  6. Step 6: Final answer
    x = 25,219.59

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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.