Home / 15,935.78-23,881.80-10,081.92

Finding the Fourth Proportional to 15,935.78, 23,881.80 and 10,081.92

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Solution

The fourth proportional to 15,935.78, 23,881.80 and 10,081.92 is: 15,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,935.78 : 23,881.80 = 10,081.92 : x
  2. Step 2: Convert to fraction form
    15,935.78/23,881.80 = 10,081.92/x
  3. Step 3: Cross multiply
    15,935.78x = 23,881.80 × 10,081.92
  4. Step 4: Simplify right side
    15,935.78x = 240,774,397.06
  5. Step 5: Solve for x
    x = 240,774,397.06/15,935.78
  6. Step 6: Final answer
    x = 15,109.04

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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.