Home / 12,066.12-16,647.14-7,029.23

Finding the Fourth Proportional to 12,066.12, 16,647.14 and 7,029.23

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Solution

The fourth proportional to 12,066.12, 16,647.14 and 7,029.23 is: 9,697.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066.12 : 16,647.14 = 7,029.23 : x
  2. Step 2: Convert to fraction form
    12,066.12/16,647.14 = 7,029.23/x
  3. Step 3: Cross multiply
    12,066.12x = 16,647.14 × 7,029.23
  4. Step 4: Simplify right side
    12,066.12x = 117,016,510.24
  5. Step 5: Solve for x
    x = 117,016,510.24/12,066.12
  6. Step 6: Final answer
    x = 9,697.94

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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.