Home / 30,084.08-45,094.12-11,356.16

Finding the Fourth Proportional to 30,084.08, 45,094.12 and 11,356.16

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Solution

The fourth proportional to 30,084.08, 45,094.12 and 11,356.16 is: 17,022.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,084.08 : 45,094.12 = 11,356.16 : x
  2. Step 2: Convert to fraction form
    30,084.08/45,094.12 = 11,356.16/x
  3. Step 3: Cross multiply
    30,084.08x = 45,094.12 × 11,356.16
  4. Step 4: Simplify right side
    30,084.08x = 512,095,787.92
  5. Step 5: Solve for x
    x = 512,095,787.92/30,084.08
  6. Step 6: Final answer
    x = 17,022.16

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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.