Home / 19,170.90-26,457.50-10,676.03

Finding the Fourth Proportional to 19,170.90, 26,457.50 and 10,676.03

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Solution

The fourth proportional to 19,170.90, 26,457.50 and 10,676.03 is: 14,733.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,170.90 : 26,457.50 = 10,676.03 : x
  2. Step 2: Convert to fraction form
    19,170.90/26,457.50 = 10,676.03/x
  3. Step 3: Cross multiply
    19,170.90x = 26,457.50 × 10,676.03
  4. Step 4: Simplify right side
    19,170.90x = 282,460,958.13
  5. Step 5: Solve for x
    x = 282,460,958.13/19,170.90
  6. Step 6: Final answer
    x = 14,733.84

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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.