Home / 16,798.56-23,185.08-9,725.64

Finding the Fourth Proportional to 16,798.56, 23,185.08 and 9,725.64

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Solution

The fourth proportional to 16,798.56, 23,185.08 and 9,725.64 is: 13,423.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798.56 : 23,185.08 = 9,725.64 : x
  2. Step 2: Convert to fraction form
    16,798.56/23,185.08 = 9,725.64/x
  3. Step 3: Cross multiply
    16,798.56x = 23,185.08 × 9,725.64
  4. Step 4: Simplify right side
    16,798.56x = 225,489,741.45
  5. Step 5: Solve for x
    x = 225,489,741.45/16,798.56
  6. Step 6: Final answer
    x = 13,423.16

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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.