Home / 19,014.43-26,231.18-12,302.24

Finding the Fourth Proportional to 19,014.43, 26,231.18 and 12,302.24

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Solution

The fourth proportional to 19,014.43, 26,231.18 and 12,302.24 is: 16,971.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014.43 : 26,231.18 = 12,302.24 : x
  2. Step 2: Convert to fraction form
    19,014.43/26,231.18 = 12,302.24/x
  3. Step 3: Cross multiply
    19,014.43x = 26,231.18 × 12,302.24
  4. Step 4: Simplify right side
    19,014.43x = 322,702,271.84
  5. Step 5: Solve for x
    x = 322,702,271.84/19,014.43
  6. Step 6: Final answer
    x = 16,971.44

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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.