Home / 43,586.75-65,386.27-13,994.66

Finding the Fourth Proportional to 43,586.75, 65,386.27 and 13,994.66

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Solution

The fourth proportional to 43,586.75, 65,386.27 and 13,994.66 is: 20,993.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,586.75 : 65,386.27 = 13,994.66 : x
  2. Step 2: Convert to fraction form
    43,586.75/65,386.27 = 13,994.66/x
  3. Step 3: Cross multiply
    43,586.75x = 65,386.27 × 13,994.66
  4. Step 4: Simplify right side
    43,586.75x = 915,058,617.32
  5. Step 5: Solve for x
    x = 915,058,617.32/43,586.75
  6. Step 6: Final answer
    x = 20,993.96

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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.