Home / 23,014.53-31,755.24-13,577.63

Finding the Fourth Proportional to 23,014.53, 31,755.24 and 13,577.63

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Solution

The fourth proportional to 23,014.53, 31,755.24 and 13,577.63 is: 18,734.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,014.53 : 31,755.24 = 13,577.63 : x
  2. Step 2: Convert to fraction form
    23,014.53/31,755.24 = 13,577.63/x
  3. Step 3: Cross multiply
    23,014.53x = 31,755.24 × 13,577.63
  4. Step 4: Simplify right side
    23,014.53x = 431,160,740.51
  5. Step 5: Solve for x
    x = 431,160,740.51/23,014.53
  6. Step 6: Final answer
    x = 18,734.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.