Home / 19,200.42-26,504.01-15,010.02

Finding the Fourth Proportional to 19,200.42, 26,504.01 and 15,010.02

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Solution

The fourth proportional to 19,200.42, 26,504.01 and 15,010.02 is: 20,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,200.42 : 26,504.01 = 15,010.02 : x
  2. Step 2: Convert to fraction form
    19,200.42/26,504.01 = 15,010.02/x
  3. Step 3: Cross multiply
    19,200.42x = 26,504.01 × 15,010.02
  4. Step 4: Simplify right side
    19,200.42x = 397,825,720.18
  5. Step 5: Solve for x
    x = 397,825,720.18/19,200.42
  6. Step 6: Final answer
    x = 20,719.64

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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.