Home / 15,259.98-21,058.19-8,545.27

Finding the Fourth Proportional to 15,259.98, 21,058.19 and 8,545.27

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Solution

The fourth proportional to 15,259.98, 21,058.19 and 8,545.27 is: 11,792.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,259.98 : 21,058.19 = 8,545.27 : x
  2. Step 2: Convert to fraction form
    15,259.98/21,058.19 = 8,545.27/x
  3. Step 3: Cross multiply
    15,259.98x = 21,058.19 × 8,545.27
  4. Step 4: Simplify right side
    15,259.98x = 179,947,919.26
  5. Step 5: Solve for x
    x = 179,947,919.26/15,259.98
  6. Step 6: Final answer
    x = 11,792.15

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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.