Home / 51,554.31-71,141.58-30,329.48

Finding the Fourth Proportional to 51,554.31, 71,141.58 and 30,329.48

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Solution

The fourth proportional to 51,554.31, 71,141.58 and 30,329.48 is: 41,852.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,554.31 : 71,141.58 = 30,329.48 : x
  2. Step 2: Convert to fraction form
    51,554.31/71,141.58 = 30,329.48/x
  3. Step 3: Cross multiply
    51,554.31x = 71,141.58 × 30,329.48
  4. Step 4: Simplify right side
    51,554.31x = 2,157,686,772.07
  5. Step 5: Solve for x
    x = 2,157,686,772.07/51,554.31
  6. Step 6: Final answer
    x = 41,852.69

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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.