Home / 19,058.51-28,556.16-13,484.22

Finding the Fourth Proportional to 19,058.51, 28,556.16 and 13,484.22

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Solution

The fourth proportional to 19,058.51, 28,556.16 and 13,484.22 is: 20,203.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058.51 : 28,556.16 = 13,484.22 : x
  2. Step 2: Convert to fraction form
    19,058.51/28,556.16 = 13,484.22/x
  3. Step 3: Cross multiply
    19,058.51x = 28,556.16 × 13,484.22
  4. Step 4: Simplify right side
    19,058.51x = 385,057,543.80
  5. Step 5: Solve for x
    x = 385,057,543.80/19,058.51
  6. Step 6: Final answer
    x = 20,203.97

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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.