Home / 15,716.94-23,567.88-7,389.93

Finding the Fourth Proportional to 15,716.94, 23,567.88 and 7,389.93

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Solution

The fourth proportional to 15,716.94, 23,567.88 and 7,389.93 is: 11,081.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,716.94 : 23,567.88 = 7,389.93 : x
  2. Step 2: Convert to fraction form
    15,716.94/23,567.88 = 7,389.93/x
  3. Step 3: Cross multiply
    15,716.94x = 23,567.88 × 7,389.93
  4. Step 4: Simplify right side
    15,716.94x = 174,164,983.45
  5. Step 5: Solve for x
    x = 174,164,983.45/15,716.94
  6. Step 6: Final answer
    x = 11,081.35

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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.