Home / 26,406.72-39,571.20-11,602.08

Finding the Fourth Proportional to 26,406.72, 39,571.20 and 11,602.08

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Solution

The fourth proportional to 26,406.72, 39,571.20 and 11,602.08 is: 17,386.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,406.72 : 39,571.20 = 11,602.08 : x
  2. Step 2: Convert to fraction form
    26,406.72/39,571.20 = 11,602.08/x
  3. Step 3: Cross multiply
    26,406.72x = 39,571.20 × 11,602.08
  4. Step 4: Simplify right side
    26,406.72x = 459,108,228.10
  5. Step 5: Solve for x
    x = 459,108,228.10/26,406.72
  6. Step 6: Final answer
    x = 17,386.04

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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.