Home / 18,224.37-27,336.56-14,070.45

Finding the Fourth Proportional to 18,224.37, 27,336.56 and 14,070.45

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Solution

The fourth proportional to 18,224.37, 27,336.56 and 14,070.45 is: 21,105.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,224.37 : 27,336.56 = 14,070.45 : x
  2. Step 2: Convert to fraction form
    18,224.37/27,336.56 = 14,070.45/x
  3. Step 3: Cross multiply
    18,224.37x = 27,336.56 × 14,070.45
  4. Step 4: Simplify right side
    18,224.37x = 384,637,700.65
  5. Step 5: Solve for x
    x = 384,637,700.65/18,224.37
  6. Step 6: Final answer
    x = 21,105.68

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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.