Home / 27,673.02-38,158.74-19,712.34

Finding the Fourth Proportional to 27,673.02, 38,158.74 and 19,712.34

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Solution

The fourth proportional to 27,673.02, 38,158.74 and 19,712.34 is: 27,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,673.02 : 38,158.74 = 19,712.34 : x
  2. Step 2: Convert to fraction form
    27,673.02/38,158.74 = 19,712.34/x
  3. Step 3: Cross multiply
    27,673.02x = 38,158.74 × 19,712.34
  4. Step 4: Simplify right side
    27,673.02x = 752,198,056.85
  5. Step 5: Solve for x
    x = 752,198,056.85/27,673.02
  6. Step 6: Final answer
    x = 27,181.64

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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.