Home / 23,931.04-35,863.71-12,219.70

Finding the Fourth Proportional to 23,931.04, 35,863.71 and 12,219.70

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Solution

The fourth proportional to 23,931.04, 35,863.71 and 12,219.70 is: 18,312.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,931.04 : 35,863.71 = 12,219.70 : x
  2. Step 2: Convert to fraction form
    23,931.04/35,863.71 = 12,219.70/x
  3. Step 3: Cross multiply
    23,931.04x = 35,863.71 × 12,219.70
  4. Step 4: Simplify right side
    23,931.04x = 438,243,777.09
  5. Step 5: Solve for x
    x = 438,243,777.09/23,931.04
  6. Step 6: Final answer
    x = 18,312.78

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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.