Home / 19,669.24-29,503.45-4,877.99

Finding the Fourth Proportional to 19,669.24, 29,503.45 and 4,877.99

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Solution

The fourth proportional to 19,669.24, 29,503.45 and 4,877.99 is: 7,316.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,669.24 : 29,503.45 = 4,877.99 : x
  2. Step 2: Convert to fraction form
    19,669.24/29,503.45 = 4,877.99/x
  3. Step 3: Cross multiply
    19,669.24x = 29,503.45 × 4,877.99
  4. Step 4: Simplify right side
    19,669.24x = 143,917,534.07
  5. Step 5: Solve for x
    x = 143,917,534.07/19,669.24
  6. Step 6: Final answer
    x = 7,316.88

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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.