Home / 27,558.28-38,038.98-26,147.68

Finding the Fourth Proportional to 27,558.28, 38,038.98 and 26,147.68

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Solution

The fourth proportional to 27,558.28, 38,038.98 and 26,147.68 is: 36,091.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,558.28 : 38,038.98 = 26,147.68 : x
  2. Step 2: Convert to fraction form
    27,558.28/38,038.98 = 26,147.68/x
  3. Step 3: Cross multiply
    27,558.28x = 38,038.98 × 26,147.68
  4. Step 4: Simplify right side
    27,558.28x = 994,631,076.57
  5. Step 5: Solve for x
    x = 994,631,076.57/27,558.28
  6. Step 6: Final answer
    x = 36,091.91

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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.