Home / 16,962.60-23,407.98-9,888.56

Finding the Fourth Proportional to 16,962.60, 23,407.98 and 9,888.56

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Solution

The fourth proportional to 16,962.60, 23,407.98 and 9,888.56 is: 13,645.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,962.60 : 23,407.98 = 9,888.56 : x
  2. Step 2: Convert to fraction form
    16,962.60/23,407.98 = 9,888.56/x
  3. Step 3: Cross multiply
    16,962.60x = 23,407.98 × 9,888.56
  4. Step 4: Simplify right side
    16,962.60x = 231,471,273.23
  5. Step 5: Solve for x
    x = 231,471,273.23/16,962.60
  6. Step 6: Final answer
    x = 13,645.98

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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.