Home / 16,277.40-24,418.80-6,921.90

Finding the Fourth Proportional to 16,277.40, 24,418.80 and 6,921.90

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Solution

The fourth proportional to 16,277.40, 24,418.80 and 6,921.90 is: 10,384.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,277.40 : 24,418.80 = 6,921.90 : x
  2. Step 2: Convert to fraction form
    16,277.40/24,418.80 = 6,921.90/x
  3. Step 3: Cross multiply
    16,277.40x = 24,418.80 × 6,921.90
  4. Step 4: Simplify right side
    16,277.40x = 169,024,491.72
  5. Step 5: Solve for x
    x = 169,024,491.72/16,277.40
  6. Step 6: Final answer
    x = 10,384.00

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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.