Home / 16,673.40-25,010.28-4,986.72

Finding the Fourth Proportional to 16,673.40, 25,010.28 and 4,986.72

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Solution

The fourth proportional to 16,673.40, 25,010.28 and 4,986.72 is: 7,480.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,673.40 : 25,010.28 = 4,986.72 : x
  2. Step 2: Convert to fraction form
    16,673.40/25,010.28 = 4,986.72/x
  3. Step 3: Cross multiply
    16,673.40x = 25,010.28 × 4,986.72
  4. Step 4: Simplify right side
    16,673.40x = 124,719,263.48
  5. Step 5: Solve for x
    x = 124,719,263.48/16,673.40
  6. Step 6: Final answer
    x = 7,480.13

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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.