Home / 14,019.63-21,029.51-4,159.01

Finding the Fourth Proportional to 14,019.63, 21,029.51 and 4,159.01

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Solution

The fourth proportional to 14,019.63, 21,029.51 and 4,159.01 is: 6,238.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019.63 : 21,029.51 = 4,159.01 : x
  2. Step 2: Convert to fraction form
    14,019.63/21,029.51 = 4,159.01/x
  3. Step 3: Cross multiply
    14,019.63x = 21,029.51 × 4,159.01
  4. Step 4: Simplify right side
    14,019.63x = 87,461,816.44
  5. Step 5: Solve for x
    x = 87,461,816.44/14,019.63
  6. Step 6: Final answer
    x = 6,238.53

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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.