Home / 30,333.80-45,492.60-9,273.80

Finding the Fourth Proportional to 30,333.80, 45,492.60 and 9,273.80

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Solution

The fourth proportional to 30,333.80, 45,492.60 and 9,273.80 is: 13,908.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333.80 : 45,492.60 = 9,273.80 : x
  2. Step 2: Convert to fraction form
    30,333.80/45,492.60 = 9,273.80/x
  3. Step 3: Cross multiply
    30,333.80x = 45,492.60 × 9,273.80
  4. Step 4: Simplify right side
    30,333.80x = 421,889,273.88
  5. Step 5: Solve for x
    x = 421,889,273.88/30,333.80
  6. Step 6: Final answer
    x = 13,908.22

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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.