Home / 19,688.92-29,508.45-8,592.64

Finding the Fourth Proportional to 19,688.92, 29,508.45 and 8,592.64

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Solution

The fourth proportional to 19,688.92, 29,508.45 and 8,592.64 is: 12,878.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,688.92 : 29,508.45 = 8,592.64 : x
  2. Step 2: Convert to fraction form
    19,688.92/29,508.45 = 8,592.64/x
  3. Step 3: Cross multiply
    19,688.92x = 29,508.45 × 8,592.64
  4. Step 4: Simplify right side
    19,688.92x = 253,555,487.81
  5. Step 5: Solve for x
    x = 253,555,487.81/19,688.92
  6. Step 6: Final answer
    x = 12,878.08

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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.