Home / 19,023.42-26,253.96-11,065.09

Finding the Fourth Proportional to 19,023.42, 26,253.96 and 11,065.09

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Solution

The fourth proportional to 19,023.42, 26,253.96 and 11,065.09 is: 15,270.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.42 : 26,253.96 = 11,065.09 : x
  2. Step 2: Convert to fraction form
    19,023.42/26,253.96 = 11,065.09/x
  3. Step 3: Cross multiply
    19,023.42x = 26,253.96 × 11,065.09
  4. Step 4: Simplify right side
    19,023.42x = 290,502,430.26
  5. Step 5: Solve for x
    x = 290,502,430.26/19,023.42
  6. Step 6: Final answer
    x = 15,270.78

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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.