Home / 14,301.36-21,335.58-11,975.76

Finding the Fourth Proportional to 14,301.36, 21,335.58 and 11,975.76

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Solution

The fourth proportional to 14,301.36, 21,335.58 and 11,975.76 is: 17,866.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,301.36 : 21,335.58 = 11,975.76 : x
  2. Step 2: Convert to fraction form
    14,301.36/21,335.58 = 11,975.76/x
  3. Step 3: Cross multiply
    14,301.36x = 21,335.58 × 11,975.76
  4. Step 4: Simplify right side
    14,301.36x = 255,509,785.54
  5. Step 5: Solve for x
    x = 255,509,785.54/14,301.36
  6. Step 6: Final answer
    x = 17,866.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.