Home / 30,192.56-41,666.76-18,253.52

Finding the Fourth Proportional to 30,192.56, 41,666.76 and 18,253.52

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Solution

The fourth proportional to 30,192.56, 41,666.76 and 18,253.52 is: 25,190.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192.56 : 41,666.76 = 18,253.52 : x
  2. Step 2: Convert to fraction form
    30,192.56/41,666.76 = 18,253.52/x
  3. Step 3: Cross multiply
    30,192.56x = 41,666.76 × 18,253.52
  4. Step 4: Simplify right side
    30,192.56x = 760,565,037.00
  5. Step 5: Solve for x
    x = 760,565,037.00/30,192.56
  6. Step 6: Final answer
    x = 25,190.48

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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.