Home / 17,605.72-26,406.15-4,457.35

Finding the Fourth Proportional to 17,605.72, 26,406.15 and 4,457.35

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Solution

The fourth proportional to 17,605.72, 26,406.15 and 4,457.35 is: 6,685.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,605.72 : 26,406.15 = 4,457.35 : x
  2. Step 2: Convert to fraction form
    17,605.72/26,406.15 = 4,457.35/x
  3. Step 3: Cross multiply
    17,605.72x = 26,406.15 × 4,457.35
  4. Step 4: Simplify right side
    17,605.72x = 117,701,452.70
  5. Step 5: Solve for x
    x = 117,701,452.70/17,605.72
  6. Step 6: Final answer
    x = 6,685.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.