Home / 38,823.90-58,249.52-19,116.30

Finding the Fourth Proportional to 38,823.90, 58,249.52 and 19,116.30

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Solution

The fourth proportional to 38,823.90, 58,249.52 and 19,116.30 is: 28,681.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,823.90 : 58,249.52 = 19,116.30 : x
  2. Step 2: Convert to fraction form
    38,823.90/58,249.52 = 19,116.30/x
  3. Step 3: Cross multiply
    38,823.90x = 58,249.52 × 19,116.30
  4. Step 4: Simplify right side
    38,823.90x = 1,113,515,203.59
  5. Step 5: Solve for x
    x = 1,113,515,203.59/38,823.90
  6. Step 6: Final answer
    x = 28,681.18

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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.