Home / 14,309.03-19,746.51-8,021

Finding the Fourth Proportional to 14,309.03, 19,746.51 and 8,021

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Solution

The fourth proportional to 14,309.03, 19,746.51 and 8,021 is: 11,069.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,309.03 : 19,746.51 = 8,021 : x
  2. Step 2: Convert to fraction form
    14,309.03/19,746.51 = 8,021/x
  3. Step 3: Cross multiply
    14,309.03x = 19,746.51 × 8,021
  4. Step 4: Simplify right side
    14,309.03x = 158,386,756.71
  5. Step 5: Solve for x
    x = 158,386,756.71/14,309.03
  6. Step 6: Final answer
    x = 11,069.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.