Home / 16,962.48-23,406.84-9,407.88

Finding the Fourth Proportional to 16,962.48, 23,406.84 and 9,407.88

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Solution

The fourth proportional to 16,962.48, 23,406.84 and 9,407.88 is: 12,982.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,962.48 : 23,406.84 = 9,407.88 : x
  2. Step 2: Convert to fraction form
    16,962.48/23,406.84 = 9,407.88/x
  3. Step 3: Cross multiply
    16,962.48x = 23,406.84 × 9,407.88
  4. Step 4: Simplify right side
    16,962.48x = 220,208,741.90
  5. Step 5: Solve for x
    x = 220,208,741.90/16,962.48
  6. Step 6: Final answer
    x = 12,982.11

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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.