Home / 36,435.90-54,670.86-14,243.52

Finding the Fourth Proportional to 36,435.90, 54,670.86 and 14,243.52

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Solution

The fourth proportional to 36,435.90, 54,670.86 and 14,243.52 is: 21,371.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,435.90 : 54,670.86 = 14,243.52 : x
  2. Step 2: Convert to fraction form
    36,435.90/54,670.86 = 14,243.52/x
  3. Step 3: Cross multiply
    36,435.90x = 54,670.86 × 14,243.52
  4. Step 4: Simplify right side
    36,435.90x = 778,705,487.83
  5. Step 5: Solve for x
    x = 778,705,487.83/36,435.90
  6. Step 6: Final answer
    x = 21,371.93

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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.