Home / 14,289.01-21,435.59-4,429.08

Finding the Fourth Proportional to 14,289.01, 21,435.59 and 4,429.08

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Solution

The fourth proportional to 14,289.01, 21,435.59 and 4,429.08 is: 6,644.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,289.01 : 21,435.59 = 4,429.08 : x
  2. Step 2: Convert to fraction form
    14,289.01/21,435.59 = 4,429.08/x
  3. Step 3: Cross multiply
    14,289.01x = 21,435.59 × 4,429.08
  4. Step 4: Simplify right side
    14,289.01x = 94,939,929.12
  5. Step 5: Solve for x
    x = 94,939,929.12/14,289.01
  6. Step 6: Final answer
    x = 6,644.26

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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.