Home / 15,518.01-23,278.38-4,424.43

Finding the Fourth Proportional to 15,518.01, 23,278.38 and 4,424.43

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Solution

The fourth proportional to 15,518.01, 23,278.38 and 4,424.43 is: 6,637.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,518.01 : 23,278.38 = 4,424.43 : x
  2. Step 2: Convert to fraction form
    15,518.01/23,278.38 = 4,424.43/x
  3. Step 3: Cross multiply
    15,518.01x = 23,278.38 × 4,424.43
  4. Step 4: Simplify right side
    15,518.01x = 102,993,562.82
  5. Step 5: Solve for x
    x = 102,993,562.82/15,518.01
  6. Step 6: Final answer
    x = 6,637.03

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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.