Home / 16,378.08-22,601.52-8,925.92

Finding the Fourth Proportional to 16,378.08, 22,601.52 and 8,925.92

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Solution

The fourth proportional to 16,378.08, 22,601.52 and 8,925.92 is: 12,317.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,378.08 : 22,601.52 = 8,925.92 : x
  2. Step 2: Convert to fraction form
    16,378.08/22,601.52 = 8,925.92/x
  3. Step 3: Cross multiply
    16,378.08x = 22,601.52 × 8,925.92
  4. Step 4: Simplify right side
    16,378.08x = 201,739,359.40
  5. Step 5: Solve for x
    x = 201,739,359.40/16,378.08
  6. Step 6: Final answer
    x = 12,317.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.