Home / 14,228.68-21,343.26-4,994.92

Finding the Fourth Proportional to 14,228.68, 21,343.26 and 4,994.92

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Solution

The fourth proportional to 14,228.68, 21,343.26 and 4,994.92 is: 7,492.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.68 : 21,343.26 = 4,994.92 : x
  2. Step 2: Convert to fraction form
    14,228.68/21,343.26 = 4,994.92/x
  3. Step 3: Cross multiply
    14,228.68x = 21,343.26 × 4,994.92
  4. Step 4: Simplify right side
    14,228.68x = 106,607,876.24
  5. Step 5: Solve for x
    x = 106,607,876.24/14,228.68
  6. Step 6: Final answer
    x = 7,492.46

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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.