Home / 29,428.90-40,611.71-16,684.50

Finding the Fourth Proportional to 29,428.90, 40,611.71 and 16,684.50

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Solution

The fourth proportional to 29,428.90, 40,611.71 and 16,684.50 is: 23,024.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,428.90 : 40,611.71 = 16,684.50 : x
  2. Step 2: Convert to fraction form
    29,428.90/40,611.71 = 16,684.50/x
  3. Step 3: Cross multiply
    29,428.90x = 40,611.71 × 16,684.50
  4. Step 4: Simplify right side
    29,428.90x = 677,586,041.06
  5. Step 5: Solve for x
    x = 677,586,041.06/29,428.90
  6. Step 6: Final answer
    x = 23,024.51

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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.