Home / 16,910.19-23,330.50-9,835.25

Finding the Fourth Proportional to 16,910.19, 23,330.50 and 9,835.25

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Solution

The fourth proportional to 16,910.19, 23,330.50 and 9,835.25 is: 13,569.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.19 : 23,330.50 = 9,835.25 : x
  2. Step 2: Convert to fraction form
    16,910.19/23,330.50 = 9,835.25/x
  3. Step 3: Cross multiply
    16,910.19x = 23,330.50 × 9,835.25
  4. Step 4: Simplify right side
    16,910.19x = 229,461,158.88
  5. Step 5: Solve for x
    x = 229,461,158.88/16,910.19
  6. Step 6: Final answer
    x = 13,569.40

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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.