Home / 42,523.67-63,782.94-18,824.28

Finding the Fourth Proportional to 42,523.67, 63,782.94 and 18,824.28

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Solution

The fourth proportional to 42,523.67, 63,782.94 and 18,824.28 is: 28,235.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,523.67 : 63,782.94 = 18,824.28 : x
  2. Step 2: Convert to fraction form
    42,523.67/63,782.94 = 18,824.28/x
  3. Step 3: Cross multiply
    42,523.67x = 63,782.94 × 18,824.28
  4. Step 4: Simplify right side
    42,523.67x = 1,200,667,802.19
  5. Step 5: Solve for x
    x = 1,200,667,802.19/42,523.67
  6. Step 6: Final answer
    x = 28,235.28

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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.