Home / 21,484.40-32,226.60-16,300.40

Finding the Fourth Proportional to 21,484.40, 32,226.60 and 16,300.40

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Solution

The fourth proportional to 21,484.40, 32,226.60 and 16,300.40 is: 24,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484.40 : 32,226.60 = 16,300.40 : x
  2. Step 2: Convert to fraction form
    21,484.40/32,226.60 = 16,300.40/x
  3. Step 3: Cross multiply
    21,484.40x = 32,226.60 × 16,300.40
  4. Step 4: Simplify right side
    21,484.40x = 525,306,470.64
  5. Step 5: Solve for x
    x = 525,306,470.64/21,484.40
  6. Step 6: Final answer
    x = 24,450.60

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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.