Home / 54,416.96-81,633.23-16,980.38

Finding the Fourth Proportional to 54,416.96, 81,633.23 and 16,980.38

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Solution

The fourth proportional to 54,416.96, 81,633.23 and 16,980.38 is: 25,473.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,416.96 : 81,633.23 = 16,980.38 : x
  2. Step 2: Convert to fraction form
    54,416.96/81,633.23 = 16,980.38/x
  3. Step 3: Cross multiply
    54,416.96x = 81,633.23 × 16,980.38
  4. Step 4: Simplify right side
    54,416.96x = 1,386,163,266.03
  5. Step 5: Solve for x
    x = 1,386,163,266.03/54,416.96
  6. Step 6: Final answer
    x = 25,473.00

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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.