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Finding the Fourth Proportional to 30,552.84, 45,835.86 and 9,492.48

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Solution

The fourth proportional to 30,552.84, 45,835.86 and 9,492.48 is: 14,240.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,552.84 : 45,835.86 = 9,492.48 : x
  2. Step 2: Convert to fraction form
    30,552.84/45,835.86 = 9,492.48/x
  3. Step 3: Cross multiply
    30,552.84x = 45,835.86 × 9,492.48
  4. Step 4: Simplify right side
    30,552.84x = 435,095,984.33
  5. Step 5: Solve for x
    x = 435,095,984.33/30,552.84
  6. Step 6: Final answer
    x = 14,240.77

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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.