Home / 11,810.01-17,628.61-10,408.80

Finding the Fourth Proportional to 11,810.01, 17,628.61 and 10,408.80

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Solution

The fourth proportional to 11,810.01, 17,628.61 and 10,408.80 is: 15,537.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810.01 : 17,628.61 = 10,408.80 : x
  2. Step 2: Convert to fraction form
    11,810.01/17,628.61 = 10,408.80/x
  3. Step 3: Cross multiply
    11,810.01x = 17,628.61 × 10,408.80
  4. Step 4: Simplify right side
    11,810.01x = 183,492,649.75
  5. Step 5: Solve for x
    x = 183,492,649.75/11,810.01
  6. Step 6: Final answer
    x = 15,537.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.