Home / 16,840.60-25,244.70-13,090.30

Finding the Fourth Proportional to 16,840.60, 25,244.70 and 13,090.30

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Solution

The fourth proportional to 16,840.60, 25,244.70 and 13,090.30 is: 19,622.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.60 : 25,244.70 = 13,090.30 : x
  2. Step 2: Convert to fraction form
    16,840.60/25,244.70 = 13,090.30/x
  3. Step 3: Cross multiply
    16,840.60x = 25,244.70 × 13,090.30
  4. Step 4: Simplify right side
    16,840.60x = 330,460,696.41
  5. Step 5: Solve for x
    x = 330,460,696.41/16,840.60
  6. Step 6: Final answer
    x = 19,622.86

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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.