Home / 51,012.37-76,531.52-29,970.19

Finding the Fourth Proportional to 51,012.37, 76,531.52 and 29,970.19

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Solution

The fourth proportional to 51,012.37, 76,531.52 and 29,970.19 is: 44,962.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,012.37 : 76,531.52 = 29,970.19 : x
  2. Step 2: Convert to fraction form
    51,012.37/76,531.52 = 29,970.19/x
  3. Step 3: Cross multiply
    51,012.37x = 76,531.52 × 29,970.19
  4. Step 4: Simplify right side
    51,012.37x = 2,293,663,766.91
  5. Step 5: Solve for x
    x = 2,293,663,766.91/51,012.37
  6. Step 6: Final answer
    x = 44,962.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.