Home / 36,802.43-55,220.06-13,423.40

Finding the Fourth Proportional to 36,802.43, 55,220.06 and 13,423.40

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Solution

The fourth proportional to 36,802.43, 55,220.06 and 13,423.40 is: 20,141.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,802.43 : 55,220.06 = 13,423.40 : x
  2. Step 2: Convert to fraction form
    36,802.43/55,220.06 = 13,423.40/x
  3. Step 3: Cross multiply
    36,802.43x = 55,220.06 × 13,423.40
  4. Step 4: Simplify right side
    36,802.43x = 741,240,886.29
  5. Step 5: Solve for x
    x = 741,240,886.29/36,802.43
  6. Step 6: Final answer
    x = 20,141.09

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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.