Home / 27,313.64-37,667.94-17,878.76

Finding the Fourth Proportional to 27,313.64, 37,667.94 and 17,878.76

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Solution

The fourth proportional to 27,313.64, 37,667.94 and 17,878.76 is: 24,656.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,313.64 : 37,667.94 = 17,878.76 : x
  2. Step 2: Convert to fraction form
    27,313.64/37,667.94 = 17,878.76/x
  3. Step 3: Cross multiply
    27,313.64x = 37,667.94 × 17,878.76
  4. Step 4: Simplify right side
    27,313.64x = 673,456,058.95
  5. Step 5: Solve for x
    x = 673,456,058.95/27,313.64
  6. Step 6: Final answer
    x = 24,656.40

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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.