Home / 51,077.94-76,616.93-15,539.19

Finding the Fourth Proportional to 51,077.94, 76,616.93 and 15,539.19

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Solution

The fourth proportional to 51,077.94, 76,616.93 and 15,539.19 is: 23,308.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,077.94 : 76,616.93 = 15,539.19 : x
  2. Step 2: Convert to fraction form
    51,077.94/76,616.93 = 15,539.19/x
  3. Step 3: Cross multiply
    51,077.94x = 76,616.93 × 15,539.19
  4. Step 4: Simplify right side
    51,077.94x = 1,190,564,649.40
  5. Step 5: Solve for x
    x = 1,190,564,649.40/51,077.94
  6. Step 6: Final answer
    x = 23,308.79

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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.