Home / 18,548.72-25,606.09-10,589.40

Finding the Fourth Proportional to 18,548.72, 25,606.09 and 10,589.40

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Solution

The fourth proportional to 18,548.72, 25,606.09 and 10,589.40 is: 14,618.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,548.72 : 25,606.09 = 10,589.40 : x
  2. Step 2: Convert to fraction form
    18,548.72/25,606.09 = 10,589.40/x
  3. Step 3: Cross multiply
    18,548.72x = 25,606.09 × 10,589.40
  4. Step 4: Simplify right side
    18,548.72x = 271,153,129.45
  5. Step 5: Solve for x
    x = 271,153,129.45/18,548.72
  6. Step 6: Final answer
    x = 14,618.43

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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.