Home / 14,303.28-19,738.59-8,015.66

Finding the Fourth Proportional to 14,303.28, 19,738.59 and 8,015.66

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Solution

The fourth proportional to 14,303.28, 19,738.59 and 8,015.66 is: 11,061.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303.28 : 19,738.59 = 8,015.66 : x
  2. Step 2: Convert to fraction form
    14,303.28/19,738.59 = 8,015.66/x
  3. Step 3: Cross multiply
    14,303.28x = 19,738.59 × 8,015.66
  4. Step 4: Simplify right side
    14,303.28x = 158,217,771.59
  5. Step 5: Solve for x
    x = 158,217,771.59/14,303.28
  6. Step 6: Final answer
    x = 11,061.64

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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.