Home / 26,916.50-40,362.98-13,581.29

Finding the Fourth Proportional to 26,916.50, 40,362.98 and 13,581.29

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Solution

The fourth proportional to 26,916.50, 40,362.98 and 13,581.29 is: 20,365.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,916.50 : 40,362.98 = 13,581.29 : x
  2. Step 2: Convert to fraction form
    26,916.50/40,362.98 = 13,581.29/x
  3. Step 3: Cross multiply
    26,916.50x = 40,362.98 × 13,581.29
  4. Step 4: Simplify right side
    26,916.50x = 548,181,066.92
  5. Step 5: Solve for x
    x = 548,181,066.92/26,916.50
  6. Step 6: Final answer
    x = 20,365.99

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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.