Home / 18,462.04-25,477.61-10,078.54

Finding the Fourth Proportional to 18,462.04, 25,477.61 and 10,078.54

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Solution

The fourth proportional to 18,462.04, 25,477.61 and 10,078.54 is: 13,908.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,462.04 : 25,477.61 = 10,078.54 : x
  2. Step 2: Convert to fraction form
    18,462.04/25,477.61 = 10,078.54/x
  3. Step 3: Cross multiply
    18,462.04x = 25,477.61 × 10,078.54
  4. Step 4: Simplify right side
    18,462.04x = 256,776,997.40
  5. Step 5: Solve for x
    x = 256,776,997.40/18,462.04
  6. Step 6: Final answer
    x = 13,908.38

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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.