Home / 15,903.38-23,738.37-14,730.50

Finding the Fourth Proportional to 15,903.38, 23,738.37 and 14,730.50

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Solution

The fourth proportional to 15,903.38, 23,738.37 and 14,730.50 is: 21,987.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,903.38 : 23,738.37 = 14,730.50 : x
  2. Step 2: Convert to fraction form
    15,903.38/23,738.37 = 14,730.50/x
  3. Step 3: Cross multiply
    15,903.38x = 23,738.37 × 14,730.50
  4. Step 4: Simplify right side
    15,903.38x = 349,678,059.29
  5. Step 5: Solve for x
    x = 349,678,059.29/15,903.38
  6. Step 6: Final answer
    x = 21,987.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.