Home / 18,421.02-27,634.87-10,532.43

Finding the Fourth Proportional to 18,421.02, 27,634.87 and 10,532.43

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Solution

The fourth proportional to 18,421.02, 27,634.87 and 10,532.43 is: 15,800.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,421.02 : 27,634.87 = 10,532.43 : x
  2. Step 2: Convert to fraction form
    18,421.02/27,634.87 = 10,532.43/x
  3. Step 3: Cross multiply
    18,421.02x = 27,634.87 × 10,532.43
  4. Step 4: Simplify right side
    18,421.02x = 291,062,347.00
  5. Step 5: Solve for x
    x = 291,062,347.00/18,421.02
  6. Step 6: Final answer
    x = 15,800.56

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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.