Home / 25,688.08-38,525.10-10,896.40

Finding the Fourth Proportional to 25,688.08, 38,525.10 and 10,896.40

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Solution

The fourth proportional to 25,688.08, 38,525.10 and 10,896.40 is: 16,341.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,688.08 : 38,525.10 = 10,896.40 : x
  2. Step 2: Convert to fraction form
    25,688.08/38,525.10 = 10,896.40/x
  3. Step 3: Cross multiply
    25,688.08x = 38,525.10 × 10,896.40
  4. Step 4: Simplify right side
    25,688.08x = 419,784,899.64
  5. Step 5: Solve for x
    x = 419,784,899.64/25,688.08
  6. Step 6: Final answer
    x = 16,341.62

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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.