Home / 18,922.08-26,110.48-10,966.80

Finding the Fourth Proportional to 18,922.08, 26,110.48 and 10,966.80

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Solution

The fourth proportional to 18,922.08, 26,110.48 and 10,966.80 is: 15,133.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,922.08 : 26,110.48 = 10,966.80 : x
  2. Step 2: Convert to fraction form
    18,922.08/26,110.48 = 10,966.80/x
  3. Step 3: Cross multiply
    18,922.08x = 26,110.48 × 10,966.80
  4. Step 4: Simplify right side
    18,922.08x = 286,348,412.06
  5. Step 5: Solve for x
    x = 286,348,412.06/18,922.08
  6. Step 6: Final answer
    x = 15,133.03

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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.