Home / 18,430.01-27,630.42-18,407.33

Finding the Fourth Proportional to 18,430.01, 27,630.42 and 18,407.33

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Solution

The fourth proportional to 18,430.01, 27,630.42 and 18,407.33 is: 27,596.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430.01 : 27,630.42 = 18,407.33 : x
  2. Step 2: Convert to fraction form
    18,430.01/27,630.42 = 18,407.33/x
  3. Step 3: Cross multiply
    18,430.01x = 27,630.42 × 18,407.33
  4. Step 4: Simplify right side
    18,430.01x = 508,602,120.83
  5. Step 5: Solve for x
    x = 508,602,120.83/18,430.01
  6. Step 6: Final answer
    x = 27,596.42

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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.