Home / 16,895.40-23,317.05-9,823.20

Finding the Fourth Proportional to 16,895.40, 23,317.05 and 9,823.20

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Solution

The fourth proportional to 16,895.40, 23,317.05 and 9,823.20 is: 13,556.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.40 : 23,317.05 = 9,823.20 : x
  2. Step 2: Convert to fraction form
    16,895.40/23,317.05 = 9,823.20/x
  3. Step 3: Cross multiply
    16,895.40x = 23,317.05 × 9,823.20
  4. Step 4: Simplify right side
    16,895.40x = 229,048,045.56
  5. Step 5: Solve for x
    x = 229,048,045.56/16,895.40
  6. Step 6: Final answer
    x = 13,556.83

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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.