Home / 29,518.55-44,288.40-12,644.48

Finding the Fourth Proportional to 29,518.55, 44,288.40 and 12,644.48

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Solution

The fourth proportional to 29,518.55, 44,288.40 and 12,644.48 is: 18,971.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,518.55 : 44,288.40 = 12,644.48 : x
  2. Step 2: Convert to fraction form
    29,518.55/44,288.40 = 12,644.48/x
  3. Step 3: Cross multiply
    29,518.55x = 44,288.40 × 12,644.48
  4. Step 4: Simplify right side
    29,518.55x = 560,003,788.03
  5. Step 5: Solve for x
    x = 560,003,788.03/29,518.55
  6. Step 6: Final answer
    x = 18,971.25

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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.