Home / 56,045.56-84,080.64-16,605.76

Finding the Fourth Proportional to 56,045.56, 84,080.64 and 16,605.76

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Solution

The fourth proportional to 56,045.56, 84,080.64 and 16,605.76 is: 24,912.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,045.56 : 84,080.64 = 16,605.76 : x
  2. Step 2: Convert to fraction form
    56,045.56/84,080.64 = 16,605.76/x
  3. Step 3: Cross multiply
    56,045.56x = 84,080.64 × 16,605.76
  4. Step 4: Simplify right side
    56,045.56x = 1,396,222,928.49
  5. Step 5: Solve for x
    x = 1,396,222,928.49/56,045.56
  6. Step 6: Final answer
    x = 24,912.28

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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.