Home / 31,143.03-46,679.72-16,353.51

Finding the Fourth Proportional to 31,143.03, 46,679.72 and 16,353.51

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Solution

The fourth proportional to 31,143.03, 46,679.72 and 16,353.51 is: 24,511.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,143.03 : 46,679.72 = 16,353.51 : x
  2. Step 2: Convert to fraction form
    31,143.03/46,679.72 = 16,353.51/x
  3. Step 3: Cross multiply
    31,143.03x = 46,679.72 × 16,353.51
  4. Step 4: Simplify right side
    31,143.03x = 763,377,186.05
  5. Step 5: Solve for x
    x = 763,377,186.05/31,143.03
  6. Step 6: Final answer
    x = 24,511.98

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1.5x scale

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.