Home / 28,437.24-42,642.90-14,595.96

Finding the Fourth Proportional to 28,437.24, 42,642.90 and 14,595.96

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Solution

The fourth proportional to 28,437.24, 42,642.90 and 14,595.96 is: 21,887.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,437.24 : 42,642.90 = 14,595.96 : x
  2. Step 2: Convert to fraction form
    28,437.24/42,642.90 = 14,595.96/x
  3. Step 3: Cross multiply
    28,437.24x = 42,642.90 × 14,595.96
  4. Step 4: Simplify right side
    28,437.24x = 622,414,062.68
  5. Step 5: Solve for x
    x = 622,414,062.68/28,437.24
  6. Step 6: Final answer
    x = 21,887.29

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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.