Home / 14,152.51-21,201.08-11,657.27

Finding the Fourth Proportional to 14,152.51, 21,201.08 and 11,657.27

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Solution

The fourth proportional to 14,152.51, 21,201.08 and 11,657.27 is: 17,463.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,152.51 : 21,201.08 = 11,657.27 : x
  2. Step 2: Convert to fraction form
    14,152.51/21,201.08 = 11,657.27/x
  3. Step 3: Cross multiply
    14,152.51x = 21,201.08 × 11,657.27
  4. Step 4: Simplify right side
    14,152.51x = 247,146,708.57
  5. Step 5: Solve for x
    x = 247,146,708.57/14,152.51
  6. Step 6: Final answer
    x = 17,463.11

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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.