Home / 30,866.36-46,299.20-7,492.79

Finding the Fourth Proportional to 30,866.36, 46,299.20 and 7,492.79

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Solution

The fourth proportional to 30,866.36, 46,299.20 and 7,492.79 is: 11,239.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,866.36 : 46,299.20 = 7,492.79 : x
  2. Step 2: Convert to fraction form
    30,866.36/46,299.20 = 7,492.79/x
  3. Step 3: Cross multiply
    30,866.36x = 46,299.20 × 7,492.79
  4. Step 4: Simplify right side
    30,866.36x = 346,910,261.05
  5. Step 5: Solve for x
    x = 346,910,261.05/30,866.36
  6. Step 6: Final answer
    x = 11,239.11

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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.