Home / 17,628.92-24,327.36-9,670.64

Finding the Fourth Proportional to 17,628.92, 24,327.36 and 9,670.64

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Solution

The fourth proportional to 17,628.92, 24,327.36 and 9,670.64 is: 13,345.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,628.92 : 24,327.36 = 9,670.64 : x
  2. Step 2: Convert to fraction form
    17,628.92/24,327.36 = 9,670.64/x
  3. Step 3: Cross multiply
    17,628.92x = 24,327.36 × 9,670.64
  4. Step 4: Simplify right side
    17,628.92x = 235,261,140.71
  5. Step 5: Solve for x
    x = 235,261,140.71/17,628.92
  6. Step 6: Final answer
    x = 13,345.18

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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.