Home / 18,110.34-24,991.23-10,557.90

Finding the Fourth Proportional to 18,110.34, 24,991.23 and 10,557.90

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Solution

The fourth proportional to 18,110.34, 24,991.23 and 10,557.90 is: 14,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.34 : 24,991.23 = 10,557.90 : x
  2. Step 2: Convert to fraction form
    18,110.34/24,991.23 = 10,557.90/x
  3. Step 3: Cross multiply
    18,110.34x = 24,991.23 × 10,557.90
  4. Step 4: Simplify right side
    18,110.34x = 263,854,907.22
  5. Step 5: Solve for x
    x = 263,854,907.22/18,110.34
  6. Step 6: Final answer
    x = 14,569.30

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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.