Home / 19,808.32-29,869.76-19,544.80

Finding the Fourth Proportional to 19,808.32, 29,869.76 and 19,544.80

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Solution

The fourth proportional to 19,808.32, 29,869.76 and 19,544.80 is: 29,472.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,808.32 : 29,869.76 = 19,544.80 : x
  2. Step 2: Convert to fraction form
    19,808.32/29,869.76 = 19,544.80/x
  3. Step 3: Cross multiply
    19,808.32x = 29,869.76 × 19,544.80
  4. Step 4: Simplify right side
    19,808.32x = 583,798,485.25
  5. Step 5: Solve for x
    x = 583,798,485.25/19,808.32
  6. Step 6: Final answer
    x = 29,472.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.