Home / 44,290.05-66,423.72-13,118.01

Finding the Fourth Proportional to 44,290.05, 66,423.72 and 13,118.01

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Solution

The fourth proportional to 44,290.05, 66,423.72 and 13,118.01 is: 19,673.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,290.05 : 66,423.72 = 13,118.01 : x
  2. Step 2: Convert to fraction form
    44,290.05/66,423.72 = 13,118.01/x
  3. Step 3: Cross multiply
    44,290.05x = 66,423.72 × 13,118.01
  4. Step 4: Simplify right side
    44,290.05x = 871,347,023.20
  5. Step 5: Solve for x
    x = 871,347,023.20/44,290.05
  6. Step 6: Final answer
    x = 19,673.65

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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.