Home / 29,415.90-40,573.41-19,341.12

Finding the Fourth Proportional to 29,415.90, 40,573.41 and 19,341.12

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Solution

The fourth proportional to 29,415.90, 40,573.41 and 19,341.12 is: 26,677.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,415.90 : 40,573.41 = 19,341.12 : x
  2. Step 2: Convert to fraction form
    29,415.90/40,573.41 = 19,341.12/x
  3. Step 3: Cross multiply
    29,415.90x = 40,573.41 × 19,341.12
  4. Step 4: Simplify right side
    29,415.90x = 784,735,191.62
  5. Step 5: Solve for x
    x = 784,735,191.62/29,415.90
  6. Step 6: Final answer
    x = 26,677.25

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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.