Home / 19,417.35-29,105.80-13,177.86

Finding the Fourth Proportional to 19,417.35, 29,105.80 and 13,177.86

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Solution

The fourth proportional to 19,417.35, 29,105.80 and 13,177.86 is: 19,753.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.35 : 29,105.80 = 13,177.86 : x
  2. Step 2: Convert to fraction form
    19,417.35/29,105.80 = 13,177.86/x
  3. Step 3: Cross multiply
    19,417.35x = 29,105.80 × 13,177.86
  4. Step 4: Simplify right side
    19,417.35x = 383,552,157.59
  5. Step 5: Solve for x
    x = 383,552,157.59/19,417.35
  6. Step 6: Final answer
    x = 19,753.06

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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.