Home / 18,908.16-26,091.28-10,952.96

Finding the Fourth Proportional to 18,908.16, 26,091.28 and 10,952.96

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Solution

The fourth proportional to 18,908.16, 26,091.28 and 10,952.96 is: 15,113.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,908.16 : 26,091.28 = 10,952.96 : x
  2. Step 2: Convert to fraction form
    18,908.16/26,091.28 = 10,952.96/x
  3. Step 3: Cross multiply
    18,908.16x = 26,091.28 × 10,952.96
  4. Step 4: Simplify right side
    18,908.16x = 285,776,746.19
  5. Step 5: Solve for x
    x = 285,776,746.19/18,908.16
  6. Step 6: Final answer
    x = 15,113.94

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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.