Home / 14,303.12-21,456.97-4,440.08

Finding the Fourth Proportional to 14,303.12, 21,456.97 and 4,440.08

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Solution

The fourth proportional to 14,303.12, 21,456.97 and 4,440.08 is: 6,660.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303.12 : 21,456.97 = 4,440.08 : x
  2. Step 2: Convert to fraction form
    14,303.12/21,456.97 = 4,440.08/x
  3. Step 3: Cross multiply
    14,303.12x = 21,456.97 × 4,440.08
  4. Step 4: Simplify right side
    14,303.12x = 95,270,705.90
  5. Step 5: Solve for x
    x = 95,270,705.90/14,303.12
  6. Step 6: Final answer
    x = 6,660.84

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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.