Home / 11,560.23-15,962.00-9,582.21

Finding the Fourth Proportional to 11,560.23, 15,962.00 and 9,582.21

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Solution

The fourth proportional to 11,560.23, 15,962.00 and 9,582.21 is: 13,230.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.23 : 15,962.00 = 9,582.21 : x
  2. Step 2: Convert to fraction form
    11,560.23/15,962.00 = 9,582.21/x
  3. Step 3: Cross multiply
    11,560.23x = 15,962.00 × 9,582.21
  4. Step 4: Simplify right side
    11,560.23x = 152,951,188.11
  5. Step 5: Solve for x
    x = 152,951,188.11/11,560.23
  6. Step 6: Final answer
    x = 13,230.81

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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.