Home / 18,632.37-25,713.15-10,134.45

Finding the Fourth Proportional to 18,632.37, 25,713.15 and 10,134.45

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Solution

The fourth proportional to 18,632.37, 25,713.15 and 10,134.45 is: 13,985.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.37 : 25,713.15 = 10,134.45 : x
  2. Step 2: Convert to fraction form
    18,632.37/25,713.15 = 10,134.45/x
  3. Step 3: Cross multiply
    18,632.37x = 25,713.15 × 10,134.45
  4. Step 4: Simplify right side
    18,632.37x = 260,588,633.02
  5. Step 5: Solve for x
    x = 260,588,633.02/18,632.37
  6. Step 6: Final answer
    x = 13,985.80

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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.