Home / 27,248.72-37,581.64-17,678.16

Finding the Fourth Proportional to 27,248.72, 37,581.64 and 17,678.16

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Solution

The fourth proportional to 27,248.72, 37,581.64 and 17,678.16 is: 24,381.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,248.72 : 37,581.64 = 17,678.16 : x
  2. Step 2: Convert to fraction form
    27,248.72/37,581.64 = 17,678.16/x
  3. Step 3: Cross multiply
    27,248.72x = 37,581.64 × 17,678.16
  4. Step 4: Simplify right side
    27,248.72x = 664,374,244.98
  5. Step 5: Solve for x
    x = 664,374,244.98/27,248.72
  6. Step 6: Final answer
    x = 24,381.85

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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.