Home / 15,259.04-21,058.41-8,544.75

Finding the Fourth Proportional to 15,259.04, 21,058.41 and 8,544.75

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Solution

The fourth proportional to 15,259.04, 21,058.41 and 8,544.75 is: 11,792.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,259.04 : 21,058.41 = 8,544.75 : x
  2. Step 2: Convert to fraction form
    15,259.04/21,058.41 = 8,544.75/x
  3. Step 3: Cross multiply
    15,259.04x = 21,058.41 × 8,544.75
  4. Step 4: Simplify right side
    15,259.04x = 179,938,848.85
  5. Step 5: Solve for x
    x = 179,938,848.85/15,259.04
  6. Step 6: Final answer
    x = 11,792.28

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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.