Home / 27,312.95-40,956.78-14,174.51

Finding the Fourth Proportional to 27,312.95, 40,956.78 and 14,174.51

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Solution

The fourth proportional to 27,312.95, 40,956.78 and 14,174.51 is: 21,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,312.95 : 40,956.78 = 14,174.51 : x
  2. Step 2: Convert to fraction form
    27,312.95/40,956.78 = 14,174.51/x
  3. Step 3: Cross multiply
    27,312.95x = 40,956.78 × 14,174.51
  4. Step 4: Simplify right side
    27,312.95x = 580,542,287.68
  5. Step 5: Solve for x
    x = 580,542,287.68/27,312.95
  6. Step 6: Final answer
    x = 21,255.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.