Home / 14,025.39-19,355.04-7,737.77

Finding the Fourth Proportional to 14,025.39, 19,355.04 and 7,737.77

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Solution

The fourth proportional to 14,025.39, 19,355.04 and 7,737.77 is: 10,678.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.39 : 19,355.04 = 7,737.77 : x
  2. Step 2: Convert to fraction form
    14,025.39/19,355.04 = 7,737.77/x
  3. Step 3: Cross multiply
    14,025.39x = 19,355.04 × 7,737.77
  4. Step 4: Simplify right side
    14,025.39x = 149,764,751.09
  5. Step 5: Solve for x
    x = 149,764,751.09/14,025.39
  6. Step 6: Final answer
    x = 10,678.12

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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.