Home / 14,289.14-21,435.14-4,927.93

Finding the Fourth Proportional to 14,289.14, 21,435.14 and 4,927.93

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Solution

The fourth proportional to 14,289.14, 21,435.14 and 4,927.93 is: 7,392.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,289.14 : 21,435.14 = 4,927.93 : x
  2. Step 2: Convert to fraction form
    14,289.14/21,435.14 = 4,927.93/x
  3. Step 3: Cross multiply
    14,289.14x = 21,435.14 × 4,927.93
  4. Step 4: Simplify right side
    14,289.14x = 105,630,828.19
  5. Step 5: Solve for x
    x = 105,630,828.19/14,289.14
  6. Step 6: Final answer
    x = 7,392.38

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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.