Home / 51,012.52-70,386.32-29,782.16

Finding the Fourth Proportional to 51,012.52, 70,386.32 and 29,782.16

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Solution

The fourth proportional to 51,012.52, 70,386.32 and 29,782.16 is: 41,092.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,012.52 : 70,386.32 = 29,782.16 : x
  2. Step 2: Convert to fraction form
    51,012.52/70,386.32 = 29,782.16/x
  3. Step 3: Cross multiply
    51,012.52x = 70,386.32 × 29,782.16
  4. Step 4: Simplify right side
    51,012.52x = 2,096,256,644.05
  5. Step 5: Solve for x
    x = 2,096,256,644.05/51,012.52
  6. Step 6: Final answer
    x = 41,092.98

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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.