Home / 13,332.49-20,010.87-7,097.74

Finding the Fourth Proportional to 13,332.49, 20,010.87 and 7,097.74

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Solution

The fourth proportional to 13,332.49, 20,010.87 and 7,097.74 is: 10,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,332.49 : 20,010.87 = 7,097.74 : x
  2. Step 2: Convert to fraction form
    13,332.49/20,010.87 = 7,097.74/x
  3. Step 3: Cross multiply
    13,332.49x = 20,010.87 × 7,097.74
  4. Step 4: Simplify right side
    13,332.49x = 142,031,952.43
  5. Step 5: Solve for x
    x = 142,031,952.43/13,332.49
  6. Step 6: Final answer
    x = 10,653.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.