Home / 13,625.29-20,437.95-4,740.01

Finding the Fourth Proportional to 13,625.29, 20,437.95 and 4,740.01

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Solution

The fourth proportional to 13,625.29, 20,437.95 and 4,740.01 is: 7,110.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,625.29 : 20,437.95 = 4,740.01 : x
  2. Step 2: Convert to fraction form
    13,625.29/20,437.95 = 4,740.01/x
  3. Step 3: Cross multiply
    13,625.29x = 20,437.95 × 4,740.01
  4. Step 4: Simplify right side
    13,625.29x = 96,876,087.38
  5. Step 5: Solve for x
    x = 96,876,087.38/13,625.29
  6. Step 6: Final answer
    x = 7,110.02

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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.