Home / 19,484.81-26,871.37-12,767.97

Finding the Fourth Proportional to 19,484.81, 26,871.37 and 12,767.97

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Solution

The fourth proportional to 19,484.81, 26,871.37 and 12,767.97 is: 17,608.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484.81 : 26,871.37 = 12,767.97 : x
  2. Step 2: Convert to fraction form
    19,484.81/26,871.37 = 12,767.97/x
  3. Step 3: Cross multiply
    19,484.81x = 26,871.37 × 12,767.97
  4. Step 4: Simplify right side
    19,484.81x = 343,092,846.02
  5. Step 5: Solve for x
    x = 343,092,846.02/19,484.81
  6. Step 6: Final answer
    x = 17,608.22

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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.