Home / 18,148.41-25,040.70-10,190.10

Finding the Fourth Proportional to 18,148.41, 25,040.70 and 10,190.10

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Solution

The fourth proportional to 18,148.41, 25,040.70 and 10,190.10 is: 14,060.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148.41 : 25,040.70 = 10,190.10 : x
  2. Step 2: Convert to fraction form
    18,148.41/25,040.70 = 10,190.10/x
  3. Step 3: Cross multiply
    18,148.41x = 25,040.70 × 10,190.10
  4. Step 4: Simplify right side
    18,148.41x = 255,167,237.07
  5. Step 5: Solve for x
    x = 255,167,237.07/18,148.41
  6. Step 6: Final answer
    x = 14,060.03

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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.