Home / 18,295.34-25,251.71-10,342.18

Finding the Fourth Proportional to 18,295.34, 25,251.71 and 10,342.18

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Solution

The fourth proportional to 18,295.34, 25,251.71 and 10,342.18 is: 14,274.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,295.34 : 25,251.71 = 10,342.18 : x
  2. Step 2: Convert to fraction form
    18,295.34/25,251.71 = 10,342.18/x
  3. Step 3: Cross multiply
    18,295.34x = 25,251.71 × 10,342.18
  4. Step 4: Simplify right side
    18,295.34x = 261,157,730.13
  5. Step 5: Solve for x
    x = 261,157,730.13/18,295.34
  6. Step 6: Final answer
    x = 14,274.55

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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.