Home / 21,582.67-32,365.50-10,486.08

Finding the Fourth Proportional to 21,582.67, 32,365.50 and 10,486.08

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Solution

The fourth proportional to 21,582.67, 32,365.50 and 10,486.08 is: 15,724.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,582.67 : 32,365.50 = 10,486.08 : x
  2. Step 2: Convert to fraction form
    21,582.67/32,365.50 = 10,486.08/x
  3. Step 3: Cross multiply
    21,582.67x = 32,365.50 × 10,486.08
  4. Step 4: Simplify right side
    21,582.67x = 339,387,222.24
  5. Step 5: Solve for x
    x = 339,387,222.24/21,582.67
  6. Step 6: Final answer
    x = 15,724.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.