Home / 19,004.02-26,222.61-10,618.90

Finding the Fourth Proportional to 19,004.02, 26,222.61 and 10,618.90

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Solution

The fourth proportional to 19,004.02, 26,222.61 and 10,618.90 is: 14,652.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,004.02 : 26,222.61 = 10,618.90 : x
  2. Step 2: Convert to fraction form
    19,004.02/26,222.61 = 10,618.90/x
  3. Step 3: Cross multiply
    19,004.02x = 26,222.61 × 10,618.90
  4. Step 4: Simplify right side
    19,004.02x = 278,455,273.33
  5. Step 5: Solve for x
    x = 278,455,273.33/19,004.02
  6. Step 6: Final answer
    x = 14,652.44

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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.