Home / 23,052.08-31,782.76-15,081.68

Finding the Fourth Proportional to 23,052.08, 31,782.76 and 15,081.68

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Solution

The fourth proportional to 23,052.08, 31,782.76 and 15,081.68 is: 20,793.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,052.08 : 31,782.76 = 15,081.68 : x
  2. Step 2: Convert to fraction form
    23,052.08/31,782.76 = 15,081.68/x
  3. Step 3: Cross multiply
    23,052.08x = 31,782.76 × 15,081.68
  4. Step 4: Simplify right side
    23,052.08x = 479,337,415.84
  5. Step 5: Solve for x
    x = 479,337,415.84/23,052.08
  6. Step 6: Final answer
    x = 20,793.67

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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.