Home / 14,679.04-21,967.32-12,015.76

Finding the Fourth Proportional to 14,679.04, 21,967.32 and 12,015.76

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Solution

The fourth proportional to 14,679.04, 21,967.32 and 12,015.76 is: 17,981.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679.04 : 21,967.32 = 12,015.76 : x
  2. Step 2: Convert to fraction form
    14,679.04/21,967.32 = 12,015.76/x
  3. Step 3: Cross multiply
    14,679.04x = 21,967.32 × 12,015.76
  4. Step 4: Simplify right side
    14,679.04x = 263,954,044.96
  5. Step 5: Solve for x
    x = 263,954,044.96/14,679.04
  6. Step 6: Final answer
    x = 17,981.70

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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.