Home / 16,911.17-23,337.18-9,357.36

Finding the Fourth Proportional to 16,911.17, 23,337.18 and 9,357.36

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Solution

The fourth proportional to 16,911.17, 23,337.18 and 9,357.36 is: 12,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,911.17 : 23,337.18 = 9,357.36 : x
  2. Step 2: Convert to fraction form
    16,911.17/23,337.18 = 9,357.36/x
  3. Step 3: Cross multiply
    16,911.17x = 23,337.18 × 9,357.36
  4. Step 4: Simplify right side
    16,911.17x = 218,374,452.99
  5. Step 5: Solve for x
    x = 218,374,452.99/16,911.17
  6. Step 6: Final answer
    x = 12,913.03

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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.