Home / 15,956.46-22,019.07-8,881.62

Finding the Fourth Proportional to 15,956.46, 22,019.07 and 8,881.62

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Solution

The fourth proportional to 15,956.46, 22,019.07 and 8,881.62 is: 12,256.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,956.46 : 22,019.07 = 8,881.62 : x
  2. Step 2: Convert to fraction form
    15,956.46/22,019.07 = 8,881.62/x
  3. Step 3: Cross multiply
    15,956.46x = 22,019.07 × 8,881.62
  4. Step 4: Simplify right side
    15,956.46x = 195,565,012.49
  5. Step 5: Solve for x
    x = 195,565,012.49/15,956.46
  6. Step 6: Final answer
    x = 12,256.17

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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.