Home / 12,051.04-18,072.09-4,151.35

Finding the Fourth Proportional to 12,051.04, 18,072.09 and 4,151.35

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Solution

The fourth proportional to 12,051.04, 18,072.09 and 4,151.35 is: 6,225.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051.04 : 18,072.09 = 4,151.35 : x
  2. Step 2: Convert to fraction form
    12,051.04/18,072.09 = 4,151.35/x
  3. Step 3: Cross multiply
    12,051.04x = 18,072.09 × 4,151.35
  4. Step 4: Simplify right side
    12,051.04x = 75,023,570.82
  5. Step 5: Solve for x
    x = 75,023,570.82/12,051.04
  6. Step 6: Final answer
    x = 6,225.49

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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.