Home / 18,699.02-25,803.78-10,735.64

Finding the Fourth Proportional to 18,699.02, 25,803.78 and 10,735.64

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Solution

The fourth proportional to 18,699.02, 25,803.78 and 10,735.64 is: 14,814.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,699.02 : 25,803.78 = 10,735.64 : x
  2. Step 2: Convert to fraction form
    18,699.02/25,803.78 = 10,735.64/x
  3. Step 3: Cross multiply
    18,699.02x = 25,803.78 × 10,735.64
  4. Step 4: Simplify right side
    18,699.02x = 277,020,092.72
  5. Step 5: Solve for x
    x = 277,020,092.72/18,699.02
  6. Step 6: Final answer
    x = 14,814.69

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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.