Home / 26,818.61-40,231.58-15,579.23

Finding the Fourth Proportional to 26,818.61, 40,231.58 and 15,579.23

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Solution

The fourth proportional to 26,818.61, 40,231.58 and 15,579.23 is: 23,370.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,818.61 : 40,231.58 = 15,579.23 : x
  2. Step 2: Convert to fraction form
    26,818.61/40,231.58 = 15,579.23/x
  3. Step 3: Cross multiply
    26,818.61x = 40,231.58 × 15,579.23
  4. Step 4: Simplify right side
    26,818.61x = 626,776,960.19
  5. Step 5: Solve for x
    x = 626,776,960.19/26,818.61
  6. Step 6: Final answer
    x = 23,370.97

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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.