Home / 56,331.25-84,497.99-18,884.34

Finding the Fourth Proportional to 56,331.25, 84,497.99 and 18,884.34

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Solution

The fourth proportional to 56,331.25, 84,497.99 and 18,884.34 is: 28,326.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,331.25 : 84,497.99 = 18,884.34 : x
  2. Step 2: Convert to fraction form
    56,331.25/84,497.99 = 18,884.34/x
  3. Step 3: Cross multiply
    56,331.25x = 84,497.99 × 18,884.34
  4. Step 4: Simplify right side
    56,331.25x = 1,595,688,678.05
  5. Step 5: Solve for x
    x = 1,595,688,678.05/56,331.25
  6. Step 6: Final answer
    x = 28,326.88

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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.