Home / 56,039.04-77,334.48-30,546

Finding the Fourth Proportional to 56,039.04, 77,334.48 and 30,546

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Solution

The fourth proportional to 56,039.04, 77,334.48 and 30,546 is: 42,153.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,039.04 : 77,334.48 = 30,546 : x
  2. Step 2: Convert to fraction form
    56,039.04/77,334.48 = 30,546/x
  3. Step 3: Cross multiply
    56,039.04x = 77,334.48 × 30,546
  4. Step 4: Simplify right side
    56,039.04x = 2,362,259,026.08
  5. Step 5: Solve for x
    x = 2,362,259,026.08/56,039.04
  6. Step 6: Final answer
    x = 42,153.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.