Home / 19,914.39-27,482.04-10,961.64

Finding the Fourth Proportional to 19,914.39, 27,482.04 and 10,961.64

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Solution

The fourth proportional to 19,914.39, 27,482.04 and 10,961.64 is: 15,127.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.39 : 27,482.04 = 10,961.64 : x
  2. Step 2: Convert to fraction form
    19,914.39/27,482.04 = 10,961.64/x
  3. Step 3: Cross multiply
    19,914.39x = 27,482.04 × 10,961.64
  4. Step 4: Simplify right side
    19,914.39x = 301,248,228.95
  5. Step 5: Solve for x
    x = 301,248,228.95/19,914.39
  6. Step 6: Final answer
    x = 15,127.16

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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.