Home / 20,226.77-30,303.13-14,666.30

Finding the Fourth Proportional to 20,226.77, 30,303.13 and 14,666.30

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Solution

The fourth proportional to 20,226.77, 30,303.13 and 14,666.30 is: 21,972.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226.77 : 30,303.13 = 14,666.30 : x
  2. Step 2: Convert to fraction form
    20,226.77/30,303.13 = 14,666.30/x
  3. Step 3: Cross multiply
    20,226.77x = 30,303.13 × 14,666.30
  4. Step 4: Simplify right side
    20,226.77x = 444,434,795.52
  5. Step 5: Solve for x
    x = 444,434,795.52/20,226.77
  6. Step 6: Final answer
    x = 21,972.60

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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.