Home / 19,310.93-28,998.59-13,026.29

Finding the Fourth Proportional to 19,310.93, 28,998.59 and 13,026.29

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Solution

The fourth proportional to 19,310.93, 28,998.59 and 13,026.29 is: 19,561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,310.93 : 28,998.59 = 13,026.29 : x
  2. Step 2: Convert to fraction form
    19,310.93/28,998.59 = 13,026.29/x
  3. Step 3: Cross multiply
    19,310.93x = 28,998.59 × 13,026.29
  4. Step 4: Simplify right side
    19,310.93x = 377,744,050.30
  5. Step 5: Solve for x
    x = 377,744,050.30/19,310.93
  6. Step 6: Final answer
    x = 19,561.16

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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.