Home / 30,889.16-46,333.32-7,515.62

Finding the Fourth Proportional to 30,889.16, 46,333.32 and 7,515.62

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Solution

The fourth proportional to 30,889.16, 46,333.32 and 7,515.62 is: 11,273.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,889.16 : 46,333.32 = 7,515.62 : x
  2. Step 2: Convert to fraction form
    30,889.16/46,333.32 = 7,515.62/x
  3. Step 3: Cross multiply
    30,889.16x = 46,333.32 × 7,515.62
  4. Step 4: Simplify right side
    30,889.16x = 348,223,626.46
  5. Step 5: Solve for x
    x = 348,223,626.46/30,889.16
  6. Step 6: Final answer
    x = 11,273.33

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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.