Home / 19,023.88-26,244.08-12,311.66

Finding the Fourth Proportional to 19,023.88, 26,244.08 and 12,311.66

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Solution

The fourth proportional to 19,023.88, 26,244.08 and 12,311.66 is: 16,984.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.88 : 26,244.08 = 12,311.66 : x
  2. Step 2: Convert to fraction form
    19,023.88/26,244.08 = 12,311.66/x
  3. Step 3: Cross multiply
    19,023.88x = 26,244.08 × 12,311.66
  4. Step 4: Simplify right side
    19,023.88x = 323,108,189.97
  5. Step 5: Solve for x
    x = 323,108,189.97/19,023.88
  6. Step 6: Final answer
    x = 16,984.35

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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.