Home / 56,490.41-84,736.10-14,370.53

Finding the Fourth Proportional to 56,490.41, 84,736.10 and 14,370.53

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Solution

The fourth proportional to 56,490.41, 84,736.10 and 14,370.53 is: 21,555.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,490.41 : 84,736.10 = 14,370.53 : x
  2. Step 2: Convert to fraction form
    56,490.41/84,736.10 = 14,370.53/x
  3. Step 3: Cross multiply
    56,490.41x = 84,736.10 × 14,370.53
  4. Step 4: Simplify right side
    56,490.41x = 1,217,702,914.90
  5. Step 5: Solve for x
    x = 1,217,702,914.90/56,490.41
  6. Step 6: Final answer
    x = 21,555.92

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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.