Home / 14,281.56-19,709.46-7,995.96

Finding the Fourth Proportional to 14,281.56, 19,709.46 and 7,995.96

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Solution

The fourth proportional to 14,281.56, 19,709.46 and 7,995.96 is: 11,034.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281.56 : 19,709.46 = 7,995.96 : x
  2. Step 2: Convert to fraction form
    14,281.56/19,709.46 = 7,995.96/x
  3. Step 3: Cross multiply
    14,281.56x = 19,709.46 × 7,995.96
  4. Step 4: Simplify right side
    14,281.56x = 157,596,053.78
  5. Step 5: Solve for x
    x = 157,596,053.78/14,281.56
  6. Step 6: Final answer
    x = 11,034.93

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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.