Home / 12,564.06-18,807.21-10,697.82

Finding the Fourth Proportional to 12,564.06, 18,807.21 and 10,697.82

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Solution

The fourth proportional to 12,564.06, 18,807.21 and 10,697.82 is: 16,013.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,564.06 : 18,807.21 = 10,697.82 : x
  2. Step 2: Convert to fraction form
    12,564.06/18,807.21 = 10,697.82/x
  3. Step 3: Cross multiply
    12,564.06x = 18,807.21 × 10,697.82
  4. Step 4: Simplify right side
    12,564.06x = 201,196,147.28
  5. Step 5: Solve for x
    x = 201,196,147.28/12,564.06
  6. Step 6: Final answer
    x = 16,013.63

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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.