Home / 15,823.14-23,726.70-5,289.41

Finding the Fourth Proportional to 15,823.14, 23,726.70 and 5,289.41

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Solution

The fourth proportional to 15,823.14, 23,726.70 and 5,289.41 is: 7,931.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,823.14 : 23,726.70 = 5,289.41 : x
  2. Step 2: Convert to fraction form
    15,823.14/23,726.70 = 5,289.41/x
  3. Step 3: Cross multiply
    15,823.14x = 23,726.70 × 5,289.41
  4. Step 4: Simplify right side
    15,823.14x = 125,500,125.61
  5. Step 5: Solve for x
    x = 125,500,125.61/15,823.14
  6. Step 6: Final answer
    x = 7,931.43

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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.