Home / 18,984.48-26,199.12-10,600.80

Finding the Fourth Proportional to 18,984.48, 26,199.12 and 10,600.80

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Solution

The fourth proportional to 18,984.48, 26,199.12 and 10,600.80 is: 14,629.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,984.48 : 26,199.12 = 10,600.80 : x
  2. Step 2: Convert to fraction form
    18,984.48/26,199.12 = 10,600.80/x
  3. Step 3: Cross multiply
    18,984.48x = 26,199.12 × 10,600.80
  4. Step 4: Simplify right side
    18,984.48x = 277,731,631.30
  5. Step 5: Solve for x
    x = 277,731,631.30/18,984.48
  6. Step 6: Final answer
    x = 14,629.40

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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.