Home / 27,693.63-38,243.75-22,025.66

Finding the Fourth Proportional to 27,693.63, 38,243.75 and 22,025.66

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Solution

The fourth proportional to 27,693.63, 38,243.75 and 22,025.66 is: 30,416.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,693.63 : 38,243.75 = 22,025.66 : x
  2. Step 2: Convert to fraction form
    27,693.63/38,243.75 = 22,025.66/x
  3. Step 3: Cross multiply
    27,693.63x = 38,243.75 × 22,025.66
  4. Step 4: Simplify right side
    27,693.63x = 842,343,533.28
  5. Step 5: Solve for x
    x = 842,343,533.28/27,693.63
  6. Step 6: Final answer
    x = 30,416.51

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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.