Home / 45,539.86-68,317.08-19,244.83

Finding the Fourth Proportional to 45,539.86, 68,317.08 and 19,244.83

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Solution

The fourth proportional to 45,539.86, 68,317.08 and 19,244.83 is: 28,870.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,539.86 : 68,317.08 = 19,244.83 : x
  2. Step 2: Convert to fraction form
    45,539.86/68,317.08 = 19,244.83/x
  3. Step 3: Cross multiply
    45,539.86x = 68,317.08 × 19,244.83
  4. Step 4: Simplify right side
    45,539.86x = 1,314,750,590.70
  5. Step 5: Solve for x
    x = 1,314,750,590.70/45,539.86
  6. Step 6: Final answer
    x = 28,870.33

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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.