Home / 16,585.28-24,875.20-4,895.80

Finding the Fourth Proportional to 16,585.28, 24,875.20 and 4,895.80

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Solution

The fourth proportional to 16,585.28, 24,875.20 and 4,895.80 is: 7,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,585.28 : 24,875.20 = 4,895.80 : x
  2. Step 2: Convert to fraction form
    16,585.28/24,875.20 = 4,895.80/x
  3. Step 3: Cross multiply
    16,585.28x = 24,875.20 × 4,895.80
  4. Step 4: Simplify right side
    16,585.28x = 121,784,004.16
  5. Step 5: Solve for x
    x = 121,784,004.16/16,585.28
  6. Step 6: Final answer
    x = 7,342.90

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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.