Home / 18,341.46-25,311.54-10,275.05

Finding the Fourth Proportional to 18,341.46, 25,311.54 and 10,275.05

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Solution

The fourth proportional to 18,341.46, 25,311.54 and 10,275.05 is: 14,179.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341.46 : 25,311.54 = 10,275.05 : x
  2. Step 2: Convert to fraction form
    18,341.46/25,311.54 = 10,275.05/x
  3. Step 3: Cross multiply
    18,341.46x = 25,311.54 × 10,275.05
  4. Step 4: Simplify right side
    18,341.46x = 260,077,212.52
  5. Step 5: Solve for x
    x = 260,077,212.52/18,341.46
  6. Step 6: Final answer
    x = 14,179.75

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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.