Home / 18,588.53-25,652.18-10,090.64

Finding the Fourth Proportional to 18,588.53, 25,652.18 and 10,090.64

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Solution

The fourth proportional to 18,588.53, 25,652.18 and 10,090.64 is: 13,925.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588.53 : 25,652.18 = 10,090.64 : x
  2. Step 2: Convert to fraction form
    18,588.53/25,652.18 = 10,090.64/x
  3. Step 3: Cross multiply
    18,588.53x = 25,652.18 × 10,090.64
  4. Step 4: Simplify right side
    18,588.53x = 258,846,927.27
  5. Step 5: Solve for x
    x = 258,846,927.27/18,588.53
  6. Step 6: Final answer
    x = 13,925.09

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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.