Home / 19,132.15-26,400.85-10,633.60

Finding the Fourth Proportional to 19,132.15, 26,400.85 and 10,633.60

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Solution

The fourth proportional to 19,132.15, 26,400.85 and 10,633.60 is: 14,673.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.15 : 26,400.85 = 10,633.60 : x
  2. Step 2: Convert to fraction form
    19,132.15/26,400.85 = 10,633.60/x
  3. Step 3: Cross multiply
    19,132.15x = 26,400.85 × 10,633.60
  4. Step 4: Simplify right side
    19,132.15x = 280,736,174.18
  5. Step 5: Solve for x
    x = 280,736,174.18/19,132.15
  6. Step 6: Final answer
    x = 14,673.53

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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.