Home / 28,164.26-42,254.38-14,107.32

Finding the Fourth Proportional to 28,164.26, 42,254.38 and 14,107.32

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Solution

The fourth proportional to 28,164.26, 42,254.38 and 14,107.32 is: 21,164.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,164.26 : 42,254.38 = 14,107.32 : x
  2. Step 2: Convert to fraction form
    28,164.26/42,254.38 = 14,107.32/x
  3. Step 3: Cross multiply
    28,164.26x = 42,254.38 × 14,107.32
  4. Step 4: Simplify right side
    28,164.26x = 596,096,060.06
  5. Step 5: Solve for x
    x = 596,096,060.06/28,164.26
  6. Step 6: Final answer
    x = 21,164.98

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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.