Home / 14,004.91-21,008.99-4,645.75

Finding the Fourth Proportional to 14,004.91, 21,008.99 and 4,645.75

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Solution

The fourth proportional to 14,004.91, 21,008.99 and 4,645.75 is: 6,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.91 : 21,008.99 = 4,645.75 : x
  2. Step 2: Convert to fraction form
    14,004.91/21,008.99 = 4,645.75/x
  3. Step 3: Cross multiply
    14,004.91x = 21,008.99 × 4,645.75
  4. Step 4: Simplify right side
    14,004.91x = 97,602,515.29
  5. Step 5: Solve for x
    x = 97,602,515.29/14,004.91
  6. Step 6: Final answer
    x = 6,969.16

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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.