Home / 14,025.60-19,355.52-7,737.84

Finding the Fourth Proportional to 14,025.60, 19,355.52 and 7,737.84

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Solution

The fourth proportional to 14,025.60, 19,355.52 and 7,737.84 is: 10,678.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.60 : 19,355.52 = 7,737.84 : x
  2. Step 2: Convert to fraction form
    14,025.60/19,355.52 = 7,737.84/x
  3. Step 3: Cross multiply
    14,025.60x = 19,355.52 × 7,737.84
  4. Step 4: Simplify right side
    14,025.60x = 149,769,916.88
  5. Step 5: Solve for x
    x = 149,769,916.88/14,025.60
  6. Step 6: Final answer
    x = 10,678.33

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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.