Home / 29,526.28-40,723.24-18,916.92

Finding the Fourth Proportional to 29,526.28, 40,723.24 and 18,916.92

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Solution

The fourth proportional to 29,526.28, 40,723.24 and 18,916.92 is: 26,090.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,526.28 : 40,723.24 = 18,916.92 : x
  2. Step 2: Convert to fraction form
    29,526.28/40,723.24 = 18,916.92/x
  3. Step 3: Cross multiply
    29,526.28x = 40,723.24 × 18,916.92
  4. Step 4: Simplify right side
    29,526.28x = 770,358,273.22
  5. Step 5: Solve for x
    x = 770,358,273.22/29,526.28
  6. Step 6: Final answer
    x = 26,090.60

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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.