Home / 45,226.64-67,827.24-18,927.20

Finding the Fourth Proportional to 45,226.64, 67,827.24 and 18,927.20

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Solution

The fourth proportional to 45,226.64, 67,827.24 and 18,927.20 is: 28,385.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,226.64 : 67,827.24 = 18,927.20 : x
  2. Step 2: Convert to fraction form
    45,226.64/67,827.24 = 18,927.20/x
  3. Step 3: Cross multiply
    45,226.64x = 67,827.24 × 18,927.20
  4. Step 4: Simplify right side
    45,226.64x = 1,283,779,736.93
  5. Step 5: Solve for x
    x = 1,283,779,736.93/45,226.64
  6. Step 6: Final answer
    x = 28,385.48

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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.