Home / 28,090.24-42,100.26-14,054.29

Finding the Fourth Proportional to 28,090.24, 42,100.26 and 14,054.29

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Solution

The fourth proportional to 28,090.24, 42,100.26 and 14,054.29 is: 21,063.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,090.24 : 42,100.26 = 14,054.29 : x
  2. Step 2: Convert to fraction form
    28,090.24/42,100.26 = 14,054.29/x
  3. Step 3: Cross multiply
    28,090.24x = 42,100.26 × 14,054.29
  4. Step 4: Simplify right side
    28,090.24x = 591,689,263.12
  5. Step 5: Solve for x
    x = 591,689,263.12/28,090.24
  6. Step 6: Final answer
    x = 21,063.87

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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.