Home / 15,956.10-22,019.56-8,882.67

Finding the Fourth Proportional to 15,956.10, 22,019.56 and 8,882.67

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Solution

The fourth proportional to 15,956.10, 22,019.56 and 8,882.67 is: 12,258.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,956.10 : 22,019.56 = 8,882.67 : x
  2. Step 2: Convert to fraction form
    15,956.10/22,019.56 = 8,882.67/x
  3. Step 3: Cross multiply
    15,956.10x = 22,019.56 × 8,882.67
  4. Step 4: Simplify right side
    15,956.10x = 195,592,485.03
  5. Step 5: Solve for x
    x = 195,592,485.03/15,956.10
  6. Step 6: Final answer
    x = 12,258.17

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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.