Home / 18,439.59-25,446.69-10,056.09

Finding the Fourth Proportional to 18,439.59, 25,446.69 and 10,056.09

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Solution

The fourth proportional to 18,439.59, 25,446.69 and 10,056.09 is: 13,877.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,439.59 : 25,446.69 = 10,056.09 : x
  2. Step 2: Convert to fraction form
    18,439.59/25,446.69 = 10,056.09/x
  3. Step 3: Cross multiply
    18,439.59x = 25,446.69 × 10,056.09
  4. Step 4: Simplify right side
    18,439.59x = 255,894,204.84
  5. Step 5: Solve for x
    x = 255,894,204.84/18,439.59
  6. Step 6: Final answer
    x = 13,877.43

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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.