Home / 18,464.39-25,483.05-10,398.31

Finding the Fourth Proportional to 18,464.39, 25,483.05 and 10,398.31

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Solution

The fourth proportional to 18,464.39, 25,483.05 and 10,398.31 is: 14,350.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,464.39 : 25,483.05 = 10,398.31 : x
  2. Step 2: Convert to fraction form
    18,464.39/25,483.05 = 10,398.31/x
  3. Step 3: Cross multiply
    18,464.39x = 25,483.05 × 10,398.31
  4. Step 4: Simplify right side
    18,464.39x = 264,980,653.65
  5. Step 5: Solve for x
    x = 264,980,653.65/18,464.39
  6. Step 6: Final answer
    x = 14,350.90

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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.