Home / 16,370.70-24,519.60-13,090.20

Finding the Fourth Proportional to 16,370.70, 24,519.60 and 13,090.20

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Solution

The fourth proportional to 16,370.70, 24,519.60 and 13,090.20 is: 19,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,370.70 : 24,519.60 = 13,090.20 : x
  2. Step 2: Convert to fraction form
    16,370.70/24,519.60 = 13,090.20/x
  3. Step 3: Cross multiply
    16,370.70x = 24,519.60 × 13,090.20
  4. Step 4: Simplify right side
    16,370.70x = 320,966,467.92
  5. Step 5: Solve for x
    x = 320,966,467.92/16,370.70
  6. Step 6: Final answer
    x = 19,606.15

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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.