Home / 19,008.81-28,482.44-11,590.83

Finding the Fourth Proportional to 19,008.81, 28,482.44 and 11,590.83

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Solution

The fourth proportional to 19,008.81, 28,482.44 and 11,590.83 is: 17,367.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008.81 : 28,482.44 = 11,590.83 : x
  2. Step 2: Convert to fraction form
    19,008.81/28,482.44 = 11,590.83/x
  3. Step 3: Cross multiply
    19,008.81x = 28,482.44 × 11,590.83
  4. Step 4: Simplify right side
    19,008.81x = 330,135,062.07
  5. Step 5: Solve for x
    x = 330,135,062.07/19,008.81
  6. Step 6: Final answer
    x = 17,367.48

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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.