Home / 15,856.08-23,762.24-11,956.20

Finding the Fourth Proportional to 15,856.08, 23,762.24 and 11,956.20

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Solution

The fourth proportional to 15,856.08, 23,762.24 and 11,956.20 is: 17,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,856.08 : 23,762.24 = 11,956.20 : x
  2. Step 2: Convert to fraction form
    15,856.08/23,762.24 = 11,956.20/x
  3. Step 3: Cross multiply
    15,856.08x = 23,762.24 × 11,956.20
  4. Step 4: Simplify right side
    15,856.08x = 284,106,093.89
  5. Step 5: Solve for x
    x = 284,106,093.89/15,856.08
  6. Step 6: Final answer
    x = 17,917.80

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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.