Home / 18,574.24-25,632.06-10,507.75

Finding the Fourth Proportional to 18,574.24, 25,632.06 and 10,507.75

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Solution

The fourth proportional to 18,574.24, 25,632.06 and 10,507.75 is: 14,500.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574.24 : 25,632.06 = 10,507.75 : x
  2. Step 2: Convert to fraction form
    18,574.24/25,632.06 = 10,507.75/x
  3. Step 3: Cross multiply
    18,574.24x = 25,632.06 × 10,507.75
  4. Step 4: Simplify right side
    18,574.24x = 269,335,278.47
  5. Step 5: Solve for x
    x = 269,335,278.47/18,574.24
  6. Step 6: Final answer
    x = 14,500.47

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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.