Home / 14,126.40-19,496.97-8,157.24

Finding the Fourth Proportional to 14,126.40, 19,496.97 and 8,157.24

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Solution

The fourth proportional to 14,126.40, 19,496.97 and 8,157.24 is: 11,258.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.40 : 19,496.97 = 8,157.24 : x
  2. Step 2: Convert to fraction form
    14,126.40/19,496.97 = 8,157.24/x
  3. Step 3: Cross multiply
    14,126.40x = 19,496.97 × 8,157.24
  4. Step 4: Simplify right side
    14,126.40x = 159,041,463.56
  5. Step 5: Solve for x
    x = 159,041,463.56/14,126.40
  6. Step 6: Final answer
    x = 11,258.46

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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.