Home / 18,400.04-25,388.10-10,441.64

Finding the Fourth Proportional to 18,400.04, 25,388.10 and 10,441.64

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Solution

The fourth proportional to 18,400.04, 25,388.10 and 10,441.64 is: 14,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400.04 : 25,388.10 = 10,441.64 : x
  2. Step 2: Convert to fraction form
    18,400.04/25,388.10 = 10,441.64/x
  3. Step 3: Cross multiply
    18,400.04x = 25,388.10 × 10,441.64
  4. Step 4: Simplify right side
    18,400.04x = 265,093,400.48
  5. Step 5: Solve for x
    x = 265,093,400.48/18,400.04
  6. Step 6: Final answer
    x = 14,407.22

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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.