Home / 16,888.87-23,308.05-9,336.68

Finding the Fourth Proportional to 16,888.87, 23,308.05 and 9,336.68

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Solution

The fourth proportional to 16,888.87, 23,308.05 and 9,336.68 is: 12,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,888.87 : 23,308.05 = 9,336.68 : x
  2. Step 2: Convert to fraction form
    16,888.87/23,308.05 = 9,336.68/x
  3. Step 3: Cross multiply
    16,888.87x = 23,308.05 × 9,336.68
  4. Step 4: Simplify right side
    16,888.87x = 217,619,941.26
  5. Step 5: Solve for x
    x = 217,619,941.26/16,888.87
  6. Step 6: Final answer
    x = 12,885.40

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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.