Home / 16,880.30-23,294.34-9,326.50

Finding the Fourth Proportional to 16,880.30, 23,294.34 and 9,326.50

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Solution

The fourth proportional to 16,880.30, 23,294.34 and 9,326.50 is: 12,870.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880.30 : 23,294.34 = 9,326.50 : x
  2. Step 2: Convert to fraction form
    16,880.30/23,294.34 = 9,326.50/x
  3. Step 3: Cross multiply
    16,880.30x = 23,294.34 × 9,326.50
  4. Step 4: Simplify right side
    16,880.30x = 217,254,662.01
  5. Step 5: Solve for x
    x = 217,254,662.01/16,880.30
  6. Step 6: Final answer
    x = 12,870.31

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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.