Home / 18,467.36-25,485.12-10,084.16

Finding the Fourth Proportional to 18,467.36, 25,485.12 and 10,084.16

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Solution

The fourth proportional to 18,467.36, 25,485.12 and 10,084.16 is: 13,916.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,467.36 : 25,485.12 = 10,084.16 : x
  2. Step 2: Convert to fraction form
    18,467.36/25,485.12 = 10,084.16/x
  3. Step 3: Cross multiply
    18,467.36x = 25,485.12 × 10,084.16
  4. Step 4: Simplify right side
    18,467.36x = 256,996,027.70
  5. Step 5: Solve for x
    x = 256,996,027.70/18,467.36
  6. Step 6: Final answer
    x = 13,916.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.