Home / 18,359.46-25,335.47-10,804.05

Finding the Fourth Proportional to 18,359.46, 25,335.47 and 10,804.05

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Solution

The fourth proportional to 18,359.46, 25,335.47 and 10,804.05 is: 14,909.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359.46 : 25,335.47 = 10,804.05 : x
  2. Step 2: Convert to fraction form
    18,359.46/25,335.47 = 10,804.05/x
  3. Step 3: Cross multiply
    18,359.46x = 25,335.47 × 10,804.05
  4. Step 4: Simplify right side
    18,359.46x = 273,725,503.96
  5. Step 5: Solve for x
    x = 273,725,503.96/18,359.46
  6. Step 6: Final answer
    x = 14,909.24

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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.