Home / 29,020.18-40,056.41-18,950.19

Finding the Fourth Proportional to 29,020.18, 40,056.41 and 18,950.19

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Solution

The fourth proportional to 29,020.18, 40,056.41 and 18,950.19 is: 26,156.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,020.18 : 40,056.41 = 18,950.19 : x
  2. Step 2: Convert to fraction form
    29,020.18/40,056.41 = 18,950.19/x
  3. Step 3: Cross multiply
    29,020.18x = 40,056.41 × 18,950.19
  4. Step 4: Simplify right side
    29,020.18x = 759,076,580.22
  5. Step 5: Solve for x
    x = 759,076,580.22/29,020.18
  6. Step 6: Final answer
    x = 26,156.85

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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.