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Finding the Fourth Proportional to 29,010.30, 40,701.90 and 29,010.30

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Solution

The fourth proportional to 29,010.30, 40,701.90 and 29,010.30 is: 40,701.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,010.30 : 40,701.90 = 29,010.30 : x
  2. Step 2: Convert to fraction form
    29,010.30/40,701.90 = 29,010.30/x
  3. Step 3: Cross multiply
    29,010.30x = 40,701.90 × 29,010.30
  4. Step 4: Simplify right side
    29,010.30x = 1,180,774,329.57
  5. Step 5: Solve for x
    x = 1,180,774,329.57/29,010.30
  6. Step 6: Final answer
    x = 40,701.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.