Home / 18,764.48-25,871.46-12,038.24

Finding the Fourth Proportional to 18,764.48, 25,871.46 and 12,038.24

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Solution

The fourth proportional to 18,764.48, 25,871.46 and 12,038.24 is: 16,597.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,764.48 : 25,871.46 = 12,038.24 : x
  2. Step 2: Convert to fraction form
    18,764.48/25,871.46 = 12,038.24/x
  3. Step 3: Cross multiply
    18,764.48x = 25,871.46 × 12,038.24
  4. Step 4: Simplify right side
    18,764.48x = 311,446,844.63
  5. Step 5: Solve for x
    x = 311,446,844.63/18,764.48
  6. Step 6: Final answer
    x = 16,597.68

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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.