Home / 44,292.05-66,426.72-13,120.01

Finding the Fourth Proportional to 44,292.05, 66,426.72 and 13,120.01

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Solution

The fourth proportional to 44,292.05, 66,426.72 and 13,120.01 is: 19,676.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,292.05 : 66,426.72 = 13,120.01 : x
  2. Step 2: Convert to fraction form
    44,292.05/66,426.72 = 13,120.01/x
  3. Step 3: Cross multiply
    44,292.05x = 66,426.72 × 13,120.01
  4. Step 4: Simplify right side
    44,292.05x = 871,519,230.67
  5. Step 5: Solve for x
    x = 871,519,230.67/44,292.05
  6. Step 6: Final answer
    x = 19,676.65

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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.