Home / 18,739.34-25,861.24-10,673.16

Finding the Fourth Proportional to 18,739.34, 25,861.24 and 10,673.16

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Solution

The fourth proportional to 18,739.34, 25,861.24 and 10,673.16 is: 14,729.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,739.34 : 25,861.24 = 10,673.16 : x
  2. Step 2: Convert to fraction form
    18,739.34/25,861.24 = 10,673.16/x
  3. Step 3: Cross multiply
    18,739.34x = 25,861.24 × 10,673.16
  4. Step 4: Simplify right side
    18,739.34x = 276,021,152.32
  5. Step 5: Solve for x
    x = 276,021,152.32/18,739.34
  6. Step 6: Final answer
    x = 14,729.50

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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.