Home / 31,632.65-43,652.68-17,485.19

Finding the Fourth Proportional to 31,632.65, 43,652.68 and 17,485.19

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Solution

The fourth proportional to 31,632.65, 43,652.68 and 17,485.19 is: 24,129.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,632.65 : 43,652.68 = 17,485.19 : x
  2. Step 2: Convert to fraction form
    31,632.65/43,652.68 = 17,485.19/x
  3. Step 3: Cross multiply
    31,632.65x = 43,652.68 × 17,485.19
  4. Step 4: Simplify right side
    31,632.65x = 763,275,403.81
  5. Step 5: Solve for x
    x = 763,275,403.81/31,632.65
  6. Step 6: Final answer
    x = 24,129.35

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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.