Home / 42,523.48-63,782.66-18,824.09

Finding the Fourth Proportional to 42,523.48, 63,782.66 and 18,824.09

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Solution

The fourth proportional to 42,523.48, 63,782.66 and 18,824.09 is: 28,235.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,523.48 : 63,782.66 = 18,824.09 : x
  2. Step 2: Convert to fraction form
    42,523.48/63,782.66 = 18,824.09/x
  3. Step 3: Cross multiply
    42,523.48x = 63,782.66 × 18,824.09
  4. Step 4: Simplify right side
    42,523.48x = 1,200,650,508.18
  5. Step 5: Solve for x
    x = 1,200,650,508.18/42,523.48
  6. Step 6: Final answer
    x = 28,235.00

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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.