Home / 51,586.03-71,106.44-40,666.36

Finding the Fourth Proportional to 51,586.03, 71,106.44 and 40,666.36

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Solution

The fourth proportional to 51,586.03, 71,106.44 and 40,666.36 is: 56,054.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,586.03 : 71,106.44 = 40,666.36 : x
  2. Step 2: Convert to fraction form
    51,586.03/71,106.44 = 40,666.36/x
  3. Step 3: Cross multiply
    51,586.03x = 71,106.44 × 40,666.36
  4. Step 4: Simplify right side
    51,586.03x = 2,891,640,386.21
  5. Step 5: Solve for x
    x = 2,891,640,386.21/51,586.03
  6. Step 6: Final answer
    x = 56,054.71

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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.