Home / 45,300.48-67,852.32-27,717.12

Finding the Fourth Proportional to 45,300.48, 67,852.32 and 27,717.12

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Solution

The fourth proportional to 45,300.48, 67,852.32 and 27,717.12 is: 41,515.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,300.48 : 67,852.32 = 27,717.12 : x
  2. Step 2: Convert to fraction form
    45,300.48/67,852.32 = 27,717.12/x
  3. Step 3: Cross multiply
    45,300.48x = 67,852.32 × 27,717.12
  4. Step 4: Simplify right side
    45,300.48x = 1,880,670,895.72
  5. Step 5: Solve for x
    x = 1,880,670,895.72/45,300.48
  6. Step 6: Final answer
    x = 41,515.47

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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.