Home / 14,025.52-19,354.26-7,738

Finding the Fourth Proportional to 14,025.52, 19,354.26 and 7,738

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Solution

The fourth proportional to 14,025.52, 19,354.26 and 7,738 is: 10,677.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.52 : 19,354.26 = 7,738 : x
  2. Step 2: Convert to fraction form
    14,025.52/19,354.26 = 7,738/x
  3. Step 3: Cross multiply
    14,025.52x = 19,354.26 × 7,738
  4. Step 4: Simplify right side
    14,025.52x = 149,763,263.88
  5. Step 5: Solve for x
    x = 149,763,263.88/14,025.52
  6. Step 6: Final answer
    x = 10,677.91

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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.