Home / 23,820.71-32,857.58-15,436.67

Finding the Fourth Proportional to 23,820.71, 32,857.58 and 15,436.67

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Solution

The fourth proportional to 23,820.71, 32,857.58 and 15,436.67 is: 21,292.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,820.71 : 32,857.58 = 15,436.67 : x
  2. Step 2: Convert to fraction form
    23,820.71/32,857.58 = 15,436.67/x
  3. Step 3: Cross multiply
    23,820.71x = 32,857.58 × 15,436.67
  4. Step 4: Simplify right side
    23,820.71x = 507,211,493.76
  5. Step 5: Solve for x
    x = 507,211,493.76/23,820.71
  6. Step 6: Final answer
    x = 21,292.88

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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.