Home / 53,570.35-80,356.74-14,131.45

Finding the Fourth Proportional to 53,570.35, 80,356.74 and 14,131.45

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Solution

The fourth proportional to 53,570.35, 80,356.74 and 14,131.45 is: 21,197.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,570.35 : 80,356.74 = 14,131.45 : x
  2. Step 2: Convert to fraction form
    53,570.35/80,356.74 = 14,131.45/x
  3. Step 3: Cross multiply
    53,570.35x = 80,356.74 × 14,131.45
  4. Step 4: Simplify right side
    53,570.35x = 1,135,557,253.47
  5. Step 5: Solve for x
    x = 1,135,557,253.47/53,570.35
  6. Step 6: Final answer
    x = 21,197.50

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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.