Home / 56,625.12-84,937.72-14,505.36

Finding the Fourth Proportional to 56,625.12, 84,937.72 and 14,505.36

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Solution

The fourth proportional to 56,625.12, 84,937.72 and 14,505.36 is: 21,758.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,625.12 : 84,937.72 = 14,505.36 : x
  2. Step 2: Convert to fraction form
    56,625.12/84,937.72 = 14,505.36/x
  3. Step 3: Cross multiply
    56,625.12x = 84,937.72 × 14,505.36
  4. Step 4: Simplify right side
    56,625.12x = 1,232,052,206.18
  5. Step 5: Solve for x
    x = 1,232,052,206.18/56,625.12
  6. Step 6: Final answer
    x = 21,758.05

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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.