Home / 51,045.01-76,571.16-13,604.89

Finding the Fourth Proportional to 51,045.01, 76,571.16 and 13,604.89

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Solution

The fourth proportional to 51,045.01, 76,571.16 and 13,604.89 is: 20,408.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,045.01 : 76,571.16 = 13,604.89 : x
  2. Step 2: Convert to fraction form
    51,045.01/76,571.16 = 13,604.89/x
  3. Step 3: Cross multiply
    51,045.01x = 76,571.16 × 13,604.89
  4. Step 4: Simplify right side
    51,045.01x = 1,041,742,017.54
  5. Step 5: Solve for x
    x = 1,041,742,017.54/51,045.01
  6. Step 6: Final answer
    x = 20,408.30

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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.