Home / 12,132.08-16,737.23-8,767.44

Finding the Fourth Proportional to 12,132.08, 16,737.23 and 8,767.44

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Solution

The fourth proportional to 12,132.08, 16,737.23 and 8,767.44 is: 12,095.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132.08 : 16,737.23 = 8,767.44 : x
  2. Step 2: Convert to fraction form
    12,132.08/16,737.23 = 8,767.44/x
  3. Step 3: Cross multiply
    12,132.08x = 16,737.23 × 8,767.44
  4. Step 4: Simplify right side
    12,132.08x = 146,742,681.71
  5. Step 5: Solve for x
    x = 146,742,681.71/12,132.08
  6. Step 6: Final answer
    x = 12,095.43

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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.