Home / 19,999.40-27,534.60-16,456.52

Finding the Fourth Proportional to 19,999.40, 27,534.60 and 16,456.52

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Solution

The fourth proportional to 19,999.40, 27,534.60 and 16,456.52 is: 22,656.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,999.40 : 27,534.60 = 16,456.52 : x
  2. Step 2: Convert to fraction form
    19,999.40/27,534.60 = 16,456.52/x
  3. Step 3: Cross multiply
    19,999.40x = 27,534.60 × 16,456.52
  4. Step 4: Simplify right side
    19,999.40x = 453,123,695.59
  5. Step 5: Solve for x
    x = 453,123,695.59/19,999.40
  6. Step 6: Final answer
    x = 22,656.86

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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.