Home / 53,845.98-80,803.53-26,128.86

Finding the Fourth Proportional to 53,845.98, 80,803.53 and 26,128.86

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Solution

The fourth proportional to 53,845.98, 80,803.53 and 26,128.86 is: 39,210.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,845.98 : 80,803.53 = 26,128.86 : x
  2. Step 2: Convert to fraction form
    53,845.98/80,803.53 = 26,128.86/x
  3. Step 3: Cross multiply
    53,845.98x = 80,803.53 × 26,128.86
  4. Step 4: Simplify right side
    53,845.98x = 2,111,304,122.88
  5. Step 5: Solve for x
    x = 2,111,304,122.88/53,845.98
  6. Step 6: Final answer
    x = 39,210.06

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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.