Home / 15,868.41-23,805.95-4,775.91

Finding the Fourth Proportional to 15,868.41, 23,805.95 and 4,775.91

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Solution

The fourth proportional to 15,868.41, 23,805.95 and 4,775.91 is: 7,164.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,868.41 : 23,805.95 = 4,775.91 : x
  2. Step 2: Convert to fraction form
    15,868.41/23,805.95 = 4,775.91/x
  3. Step 3: Cross multiply
    15,868.41x = 23,805.95 × 4,775.91
  4. Step 4: Simplify right side
    15,868.41x = 113,695,050.78
  5. Step 5: Solve for x
    x = 113,695,050.78/15,868.41
  6. Step 6: Final answer
    x = 7,164.87

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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.