Home / 22,102.02-30,441.60-19,117.98

Finding the Fourth Proportional to 22,102.02, 30,441.60 and 19,117.98

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Solution

The fourth proportional to 22,102.02, 30,441.60 and 19,117.98 is: 26,331.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102.02 : 30,441.60 = 19,117.98 : x
  2. Step 2: Convert to fraction form
    22,102.02/30,441.60 = 19,117.98/x
  3. Step 3: Cross multiply
    22,102.02x = 30,441.60 × 19,117.98
  4. Step 4: Simplify right side
    22,102.02x = 581,981,899.97
  5. Step 5: Solve for x
    x = 581,981,899.97/22,102.02
  6. Step 6: Final answer
    x = 26,331.62

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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.