Home / 14,025.42-19,355.13-7,737.75

Finding the Fourth Proportional to 14,025.42, 19,355.13 and 7,737.75

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Solution

The fourth proportional to 14,025.42, 19,355.13 and 7,737.75 is: 10,678.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.42 : 19,355.13 = 7,737.75 : x
  2. Step 2: Convert to fraction form
    14,025.42/19,355.13 = 7,737.75/x
  3. Step 3: Cross multiply
    14,025.42x = 19,355.13 × 7,737.75
  4. Step 4: Simplify right side
    14,025.42x = 149,765,157.16
  5. Step 5: Solve for x
    x = 149,765,157.16/14,025.42
  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.