Home / 26,391.28-36,423.40-15,058.16

Finding the Fourth Proportional to 26,391.28, 36,423.40 and 15,058.16

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Solution

The fourth proportional to 26,391.28, 36,423.40 and 15,058.16 is: 20,782.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,391.28 : 36,423.40 = 15,058.16 : x
  2. Step 2: Convert to fraction form
    26,391.28/36,423.40 = 15,058.16/x
  3. Step 3: Cross multiply
    26,391.28x = 36,423.40 × 15,058.16
  4. Step 4: Simplify right side
    26,391.28x = 548,469,384.94
  5. Step 5: Solve for x
    x = 548,469,384.94/26,391.28
  6. Step 6: Final answer
    x = 20,782.22

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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.