Home / 14,025.36-19,355.10-7,737.96

Finding the Fourth Proportional to 14,025.36, 19,355.10 and 7,737.96

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Solution

The fourth proportional to 14,025.36, 19,355.10 and 7,737.96 is: 10,678.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.36 : 19,355.10 = 7,737.96 : x
  2. Step 2: Convert to fraction form
    14,025.36/19,355.10 = 7,737.96/x
  3. Step 3: Cross multiply
    14,025.36x = 19,355.10 × 7,737.96
  4. Step 4: Simplify right side
    14,025.36x = 149,768,989.60
  5. Step 5: Solve for x
    x = 149,768,989.60/14,025.36
  6. Step 6: Final answer
    x = 10,678.44

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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.