Home / 23,993.81-33,111.51-13,384.13

Finding the Fourth Proportional to 23,993.81, 33,111.51 and 13,384.13

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Solution

The fourth proportional to 23,993.81, 33,111.51 and 13,384.13 is: 18,470.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,993.81 : 33,111.51 = 13,384.13 : x
  2. Step 2: Convert to fraction form
    23,993.81/33,111.51 = 13,384.13/x
  3. Step 3: Cross multiply
    23,993.81x = 33,111.51 × 13,384.13
  4. Step 4: Simplify right side
    23,993.81x = 443,168,588.78
  5. Step 5: Solve for x
    x = 443,168,588.78/23,993.81
  6. Step 6: Final answer
    x = 18,470.13

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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.