Home / 16,359.60-24,490.80-9,782.40

Finding the Fourth Proportional to 16,359.60, 24,490.80 and 9,782.40

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Solution

The fourth proportional to 16,359.60, 24,490.80 and 9,782.40 is: 14,644.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,359.60 : 24,490.80 = 9,782.40 : x
  2. Step 2: Convert to fraction form
    16,359.60/24,490.80 = 9,782.40/x
  3. Step 3: Cross multiply
    16,359.60x = 24,490.80 × 9,782.40
  4. Step 4: Simplify right side
    16,359.60x = 239,578,801.92
  5. Step 5: Solve for x
    x = 239,578,801.92/16,359.60
  6. Step 6: Final answer
    x = 14,644.54

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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.