Home / 19,952.57-27,534.45-11,000.72

Finding the Fourth Proportional to 19,952.57, 27,534.45 and 11,000.72

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Solution

The fourth proportional to 19,952.57, 27,534.45 and 11,000.72 is: 15,180.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952.57 : 27,534.45 = 11,000.72 : x
  2. Step 2: Convert to fraction form
    19,952.57/27,534.45 = 11,000.72/x
  3. Step 3: Cross multiply
    19,952.57x = 27,534.45 × 11,000.72
  4. Step 4: Simplify right side
    19,952.57x = 302,898,637.13
  5. Step 5: Solve for x
    x = 302,898,637.13/19,952.57
  6. Step 6: Final answer
    x = 15,180.94

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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.