Home / 14,187.42-21,277.70-6,285.56

Finding the Fourth Proportional to 14,187.42, 21,277.70 and 6,285.56

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Solution

The fourth proportional to 14,187.42, 21,277.70 and 6,285.56 is: 9,426.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,187.42 : 21,277.70 = 6,285.56 : x
  2. Step 2: Convert to fraction form
    14,187.42/21,277.70 = 6,285.56/x
  3. Step 3: Cross multiply
    14,187.42x = 21,277.70 × 6,285.56
  4. Step 4: Simplify right side
    14,187.42x = 133,742,260.01
  5. Step 5: Solve for x
    x = 133,742,260.01/14,187.42
  6. Step 6: Final answer
    x = 9,426.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.