Home / 44,151.22-66,230.08-12,987.82

Finding the Fourth Proportional to 44,151.22, 66,230.08 and 12,987.82

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Solution

The fourth proportional to 44,151.22, 66,230.08 and 12,987.82 is: 19,482.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,151.22 : 66,230.08 = 12,987.82 : x
  2. Step 2: Convert to fraction form
    44,151.22/66,230.08 = 12,987.82/x
  3. Step 3: Cross multiply
    44,151.22x = 66,230.08 × 12,987.82
  4. Step 4: Simplify right side
    44,151.22x = 860,184,357.63
  5. Step 5: Solve for x
    x = 860,184,357.63/44,151.22
  6. Step 6: Final answer
    x = 19,482.69

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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.