Home / 18,852.72-28,289.70-17,365.56

Finding the Fourth Proportional to 18,852.72, 28,289.70 and 17,365.56

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Solution

The fourth proportional to 18,852.72, 28,289.70 and 17,365.56 is: 26,058.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,852.72 : 28,289.70 = 17,365.56 : x
  2. Step 2: Convert to fraction form
    18,852.72/28,289.70 = 17,365.56/x
  3. Step 3: Cross multiply
    18,852.72x = 28,289.70 × 17,365.56
  4. Step 4: Simplify right side
    18,852.72x = 491,266,482.73
  5. Step 5: Solve for x
    x = 491,266,482.73/18,852.72
  6. Step 6: Final answer
    x = 26,058.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.