Home / 18,647.02-25,732.88-10,263.52

Finding the Fourth Proportional to 18,647.02, 25,732.88 and 10,263.52

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Solution

The fourth proportional to 18,647.02, 25,732.88 and 10,263.52 is: 14,163.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,647.02 : 25,732.88 = 10,263.52 : x
  2. Step 2: Convert to fraction form
    18,647.02/25,732.88 = 10,263.52/x
  3. Step 3: Cross multiply
    18,647.02x = 25,732.88 × 10,263.52
  4. Step 4: Simplify right side
    18,647.02x = 264,109,860.86
  5. Step 5: Solve for x
    x = 264,109,860.86/18,647.02
  6. Step 6: Final answer
    x = 14,163.65

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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.