Home / 28,109.33-38,750.63-17,346.99

Finding the Fourth Proportional to 28,109.33, 38,750.63 and 17,346.99

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Solution

The fourth proportional to 28,109.33, 38,750.63 and 17,346.99 is: 23,914.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,109.33 : 38,750.63 = 17,346.99 : x
  2. Step 2: Convert to fraction form
    28,109.33/38,750.63 = 17,346.99/x
  3. Step 3: Cross multiply
    28,109.33x = 38,750.63 × 17,346.99
  4. Step 4: Simplify right side
    28,109.33x = 672,206,791.10
  5. Step 5: Solve for x
    x = 672,206,791.10/28,109.33
  6. Step 6: Final answer
    x = 23,914.01

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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.