Home / 18,588.45-25,652.09-10,090.58

Finding the Fourth Proportional to 18,588.45, 25,652.09 and 10,090.58

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Solution

The fourth proportional to 18,588.45, 25,652.09 and 10,090.58 is: 13,925.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588.45 : 25,652.09 = 10,090.58 : x
  2. Step 2: Convert to fraction form
    18,588.45/25,652.09 = 10,090.58/x
  3. Step 3: Cross multiply
    18,588.45x = 25,652.09 × 10,090.58
  4. Step 4: Simplify right side
    18,588.45x = 258,844,466.31
  5. Step 5: Solve for x
    x = 258,844,466.31/18,588.45
  6. Step 6: Final answer
    x = 13,925.02

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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.