Home / 28,164.26-42,254.36-14,107.31

Finding the Fourth Proportional to 28,164.26, 42,254.36 and 14,107.31

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Solution

The fourth proportional to 28,164.26, 42,254.36 and 14,107.31 is: 21,164.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,164.26 : 42,254.36 = 14,107.31 : x
  2. Step 2: Convert to fraction form
    28,164.26/42,254.36 = 14,107.31/x
  3. Step 3: Cross multiply
    28,164.26x = 42,254.36 × 14,107.31
  4. Step 4: Simplify right side
    28,164.26x = 596,095,355.37
  5. Step 5: Solve for x
    x = 596,095,355.37/28,164.26
  6. Step 6: Final answer
    x = 21,164.96

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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.