Home / 36,420.44-54,643.72-14,249.74

Finding the Fourth Proportional to 36,420.44, 54,643.72 and 14,249.74

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Solution

The fourth proportional to 36,420.44, 54,643.72 and 14,249.74 is: 21,379.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,420.44 : 54,643.72 = 14,249.74 : x
  2. Step 2: Convert to fraction form
    36,420.44/54,643.72 = 14,249.74/x
  3. Step 3: Cross multiply
    36,420.44x = 54,643.72 × 14,249.74
  4. Step 4: Simplify right side
    36,420.44x = 778,658,802.63
  5. Step 5: Solve for x
    x = 778,658,802.63/36,420.44
  6. Step 6: Final answer
    x = 21,379.72

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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.