Home / 12,559.41-17,332.26-7,528.92

Finding the Fourth Proportional to 12,559.41, 17,332.26 and 7,528.92

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Solution

The fourth proportional to 12,559.41, 17,332.26 and 7,528.92 is: 10,390.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559.41 : 17,332.26 = 7,528.92 : x
  2. Step 2: Convert to fraction form
    12,559.41/17,332.26 = 7,528.92/x
  3. Step 3: Cross multiply
    12,559.41x = 17,332.26 × 7,528.92
  4. Step 4: Simplify right side
    12,559.41x = 130,493,198.96
  5. Step 5: Solve for x
    x = 130,493,198.96/12,559.41
  6. Step 6: Final answer
    x = 10,390.07

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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.