Home / 14,026.23-19,354.85-7,738.20

Finding the Fourth Proportional to 14,026.23, 19,354.85 and 7,738.20

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Solution

The fourth proportional to 14,026.23, 19,354.85 and 7,738.20 is: 10,677.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026.23 : 19,354.85 = 7,738.20 : x
  2. Step 2: Convert to fraction form
    14,026.23/19,354.85 = 7,738.20/x
  3. Step 3: Cross multiply
    14,026.23x = 19,354.85 × 7,738.20
  4. Step 4: Simplify right side
    14,026.23x = 149,771,700.27
  5. Step 5: Solve for x
    x = 149,771,700.27/14,026.23
  6. Step 6: Final answer
    x = 10,677.97

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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.