Home / 33,779.04-46,612.61-18,670.86

Finding the Fourth Proportional to 33,779.04, 46,612.61 and 18,670.86

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Solution

The fourth proportional to 33,779.04, 46,612.61 and 18,670.86 is: 25,764.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,779.04 : 46,612.61 = 18,670.86 : x
  2. Step 2: Convert to fraction form
    33,779.04/46,612.61 = 18,670.86/x
  3. Step 3: Cross multiply
    33,779.04x = 46,612.61 × 18,670.86
  4. Step 4: Simplify right side
    33,779.04x = 870,297,422.19
  5. Step 5: Solve for x
    x = 870,297,422.19/33,779.04
  6. Step 6: Final answer
    x = 25,764.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.