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Finding the Fourth Proportional to 19,652.93, 27,121.54 and 10,700.93

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Solution

The fourth proportional to 19,652.93, 27,121.54 and 10,700.93 is: 14,767.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.93 : 27,121.54 = 10,700.93 : x
  2. Step 2: Convert to fraction form
    19,652.93/27,121.54 = 10,700.93/x
  3. Step 3: Cross multiply
    19,652.93x = 27,121.54 × 10,700.93
  4. Step 4: Simplify right side
    19,652.93x = 290,225,604.92
  5. Step 5: Solve for x
    x = 290,225,604.92/19,652.93
  6. Step 6: Final answer
    x = 14,767.55

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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.