Home / 16,758.48-23,137.53-10,391.85

Finding the Fourth Proportional to 16,758.48, 23,137.53 and 10,391.85

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Solution

The fourth proportional to 16,758.48, 23,137.53 and 10,391.85 is: 14,347.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,758.48 : 23,137.53 = 10,391.85 : x
  2. Step 2: Convert to fraction form
    16,758.48/23,137.53 = 10,391.85/x
  3. Step 3: Cross multiply
    16,758.48x = 23,137.53 × 10,391.85
  4. Step 4: Simplify right side
    16,758.48x = 240,441,741.13
  5. Step 5: Solve for x
    x = 240,441,741.13/16,758.48
  6. Step 6: Final answer
    x = 14,347.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.