Home / 19,529.08-26,952.06-11,146.84

Finding the Fourth Proportional to 19,529.08, 26,952.06 and 11,146.84

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Solution

The fourth proportional to 19,529.08, 26,952.06 and 11,146.84 is: 15,383.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,529.08 : 26,952.06 = 11,146.84 : x
  2. Step 2: Convert to fraction form
    19,529.08/26,952.06 = 11,146.84/x
  3. Step 3: Cross multiply
    19,529.08x = 26,952.06 × 11,146.84
  4. Step 4: Simplify right side
    19,529.08x = 300,430,300.49
  5. Step 5: Solve for x
    x = 300,430,300.49/19,529.08
  6. Step 6: Final answer
    x = 15,383.74

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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.