Home / 56,318.19-84,480.09-16,871.55

Finding the Fourth Proportional to 56,318.19, 84,480.09 and 16,871.55

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Solution

The fourth proportional to 56,318.19, 84,480.09 and 16,871.55 is: 25,308.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,318.19 : 84,480.09 = 16,871.55 : x
  2. Step 2: Convert to fraction form
    56,318.19/84,480.09 = 16,871.55/x
  3. Step 3: Cross multiply
    56,318.19x = 84,480.09 × 16,871.55
  4. Step 4: Simplify right side
    56,318.19x = 1,425,310,062.44
  5. Step 5: Solve for x
    x = 1,425,310,062.44/56,318.19
  6. Step 6: Final answer
    x = 25,308.17

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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.