Home / 14,122.24-21,187.20-4,888.96

Finding the Fourth Proportional to 14,122.24, 21,187.20 and 4,888.96

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Solution

The fourth proportional to 14,122.24, 21,187.20 and 4,888.96 is: 7,334.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,122.24 : 21,187.20 = 4,888.96 : x
  2. Step 2: Convert to fraction form
    14,122.24/21,187.20 = 4,888.96/x
  3. Step 3: Cross multiply
    14,122.24x = 21,187.20 × 4,888.96
  4. Step 4: Simplify right side
    14,122.24x = 103,583,373.31
  5. Step 5: Solve for x
    x = 103,583,373.31/14,122.24
  6. Step 6: Final answer
    x = 7,334.77

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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.