Home / 19,081.93-28,618.23-14,911.59

Finding the Fourth Proportional to 19,081.93, 28,618.23 and 14,911.59

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Solution

The fourth proportional to 19,081.93, 28,618.23 and 14,911.59 is: 22,363.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081.93 : 28,618.23 = 14,911.59 : x
  2. Step 2: Convert to fraction form
    19,081.93/28,618.23 = 14,911.59/x
  3. Step 3: Cross multiply
    19,081.93x = 28,618.23 × 14,911.59
  4. Step 4: Simplify right side
    19,081.93x = 426,743,312.29
  5. Step 5: Solve for x
    x = 426,743,312.29/19,081.93
  6. Step 6: Final answer
    x = 22,363.74

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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.