Home / 40,810.80-61,151.40-26,943.60

Finding the Fourth Proportional to 40,810.80, 61,151.40 and 26,943.60

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Solution

The fourth proportional to 40,810.80, 61,151.40 and 26,943.60 is: 40,372.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,810.80 : 61,151.40 = 26,943.60 : x
  2. Step 2: Convert to fraction form
    40,810.80/61,151.40 = 26,943.60/x
  3. Step 3: Cross multiply
    40,810.80x = 61,151.40 × 26,943.60
  4. Step 4: Simplify right side
    40,810.80x = 1,647,638,861.04
  5. Step 5: Solve for x
    x = 1,647,638,861.04/40,810.80
  6. Step 6: Final answer
    x = 40,372.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.