Home / 29,900.81-44,853.39-12,122.93

Finding the Fourth Proportional to 29,900.81, 44,853.39 and 12,122.93

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Solution

The fourth proportional to 29,900.81, 44,853.39 and 12,122.93 is: 18,185.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,900.81 : 44,853.39 = 12,122.93 : x
  2. Step 2: Convert to fraction form
    29,900.81/44,853.39 = 12,122.93/x
  3. Step 3: Cross multiply
    29,900.81x = 44,853.39 × 12,122.93
  4. Step 4: Simplify right side
    29,900.81x = 543,754,507.23
  5. Step 5: Solve for x
    x = 543,754,507.23/29,900.81
  6. Step 6: Final answer
    x = 18,185.28

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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.