Home / 14,022.48-21,029.16-4,659.98

Finding the Fourth Proportional to 14,022.48, 21,029.16 and 4,659.98

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Solution

The fourth proportional to 14,022.48, 21,029.16 and 4,659.98 is: 6,988.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.48 : 21,029.16 = 4,659.98 : x
  2. Step 2: Convert to fraction form
    14,022.48/21,029.16 = 4,659.98/x
  3. Step 3: Cross multiply
    14,022.48x = 21,029.16 × 4,659.98
  4. Step 4: Simplify right side
    14,022.48x = 97,995,465.02
  5. Step 5: Solve for x
    x = 97,995,465.02/14,022.48
  6. Step 6: Final answer
    x = 6,988.46

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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.