Home / 35,595.14-49,119.32-19,678.64

Finding the Fourth Proportional to 35,595.14, 49,119.32 and 19,678.64

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Solution

The fourth proportional to 35,595.14, 49,119.32 and 19,678.64 is: 27,155.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,595.14 : 49,119.32 = 19,678.64 : x
  2. Step 2: Convert to fraction form
    35,595.14/49,119.32 = 19,678.64/x
  3. Step 3: Cross multiply
    35,595.14x = 49,119.32 × 19,678.64
  4. Step 4: Simplify right side
    35,595.14x = 966,601,415.32
  5. Step 5: Solve for x
    x = 966,601,415.32/35,595.14
  6. Step 6: Final answer
    x = 27,155.43

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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.