Home / 20,253.67-30,327.28-14,298.46

Finding the Fourth Proportional to 20,253.67, 30,327.28 and 14,298.46

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Solution

The fourth proportional to 20,253.67, 30,327.28 and 14,298.46 is: 21,410.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,253.67 : 30,327.28 = 14,298.46 : x
  2. Step 2: Convert to fraction form
    20,253.67/30,327.28 = 14,298.46/x
  3. Step 3: Cross multiply
    20,253.67x = 30,327.28 × 14,298.46
  4. Step 4: Simplify right side
    20,253.67x = 433,633,288.42
  5. Step 5: Solve for x
    x = 433,633,288.42/20,253.67
  6. Step 6: Final answer
    x = 21,410.11

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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.