Home / 14,223.88-21,338.30-4,864.84

Finding the Fourth Proportional to 14,223.88, 21,338.30 and 4,864.84

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Solution

The fourth proportional to 14,223.88, 21,338.30 and 4,864.84 is: 7,298.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.88 : 21,338.30 = 4,864.84 : x
  2. Step 2: Convert to fraction form
    14,223.88/21,338.30 = 4,864.84/x
  3. Step 3: Cross multiply
    14,223.88x = 21,338.30 × 4,864.84
  4. Step 4: Simplify right side
    14,223.88x = 103,807,415.37
  5. Step 5: Solve for x
    x = 103,807,415.37/14,223.88
  6. Step 6: Final answer
    x = 7,298.11

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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.