Home / 19,950.04-27,530.76-10,998.46

Finding the Fourth Proportional to 19,950.04, 27,530.76 and 10,998.46

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Solution

The fourth proportional to 19,950.04, 27,530.76 and 10,998.46 is: 15,177.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,950.04 : 27,530.76 = 10,998.46 : x
  2. Step 2: Convert to fraction form
    19,950.04/27,530.76 = 10,998.46/x
  3. Step 3: Cross multiply
    19,950.04x = 27,530.76 × 10,998.46
  4. Step 4: Simplify right side
    19,950.04x = 302,795,962.63
  5. Step 5: Solve for x
    x = 302,795,962.63/19,950.04
  6. Step 6: Final answer
    x = 15,177.71

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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.