Home / 30,259.48-41,753.02-16,828.96

Finding the Fourth Proportional to 30,259.48, 41,753.02 and 16,828.96

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Solution

The fourth proportional to 30,259.48, 41,753.02 and 16,828.96 is: 23,221.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,259.48 : 41,753.02 = 16,828.96 : x
  2. Step 2: Convert to fraction form
    30,259.48/41,753.02 = 16,828.96/x
  3. Step 3: Cross multiply
    30,259.48x = 41,753.02 × 16,828.96
  4. Step 4: Simplify right side
    30,259.48x = 702,659,903.46
  5. Step 5: Solve for x
    x = 702,659,903.46/30,259.48
  6. Step 6: Final answer
    x = 23,221.15

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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.