Home / 14,299.16-19,732.78-8,011.52

Finding the Fourth Proportional to 14,299.16, 19,732.78 and 8,011.52

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Solution

The fourth proportional to 14,299.16, 19,732.78 and 8,011.52 is: 11,055.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.16 : 19,732.78 = 8,011.52 : x
  2. Step 2: Convert to fraction form
    14,299.16/19,732.78 = 8,011.52/x
  3. Step 3: Cross multiply
    14,299.16x = 19,732.78 × 8,011.52
  4. Step 4: Simplify right side
    14,299.16x = 158,089,442.93
  5. Step 5: Solve for x
    x = 158,089,442.93/14,299.16
  6. Step 6: Final answer
    x = 11,055.86

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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.