Home / 14,606.21-21,888.75-8,356.86

Finding the Fourth Proportional to 14,606.21, 21,888.75 and 8,356.86

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Solution

The fourth proportional to 14,606.21, 21,888.75 and 8,356.86 is: 12,523.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,606.21 : 21,888.75 = 8,356.86 : x
  2. Step 2: Convert to fraction form
    14,606.21/21,888.75 = 8,356.86/x
  3. Step 3: Cross multiply
    14,606.21x = 21,888.75 × 8,356.86
  4. Step 4: Simplify right side
    14,606.21x = 182,921,219.33
  5. Step 5: Solve for x
    x = 182,921,219.33/14,606.21
  6. Step 6: Final answer
    x = 12,523.53

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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.