Home / 14,157.14-21,235.76-4,296.50

Finding the Fourth Proportional to 14,157.14, 21,235.76 and 4,296.50

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Solution

The fourth proportional to 14,157.14, 21,235.76 and 4,296.50 is: 6,444.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,157.14 : 21,235.76 = 4,296.50 : x
  2. Step 2: Convert to fraction form
    14,157.14/21,235.76 = 4,296.50/x
  3. Step 3: Cross multiply
    14,157.14x = 21,235.76 × 4,296.50
  4. Step 4: Simplify right side
    14,157.14x = 91,239,442.84
  5. Step 5: Solve for x
    x = 91,239,442.84/14,157.14
  6. Step 6: Final answer
    x = 6,444.77

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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.