Home / 18,971.21-26,182.91-10,588.25

Finding the Fourth Proportional to 18,971.21, 26,182.91 and 10,588.25

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Solution

The fourth proportional to 18,971.21, 26,182.91 and 10,588.25 is: 14,613.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,971.21 : 26,182.91 = 10,588.25 : x
  2. Step 2: Convert to fraction form
    18,971.21/26,182.91 = 10,588.25/x
  3. Step 3: Cross multiply
    18,971.21x = 26,182.91 × 10,588.25
  4. Step 4: Simplify right side
    18,971.21x = 277,231,196.81
  5. Step 5: Solve for x
    x = 277,231,196.81/18,971.21
  6. Step 6: Final answer
    x = 14,613.26

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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.