Home / 14,669.06-20,235.77-9,632.55

Finding the Fourth Proportional to 14,669.06, 20,235.77 and 9,632.55

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Solution

The fourth proportional to 14,669.06, 20,235.77 and 9,632.55 is: 13,287.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669.06 : 20,235.77 = 9,632.55 : x
  2. Step 2: Convert to fraction form
    14,669.06/20,235.77 = 9,632.55/x
  3. Step 3: Cross multiply
    14,669.06x = 20,235.77 × 9,632.55
  4. Step 4: Simplify right side
    14,669.06x = 194,922,066.31
  5. Step 5: Solve for x
    x = 194,922,066.31/14,669.06
  6. Step 6: Final answer
    x = 13,287.97

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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.