Home / 19,952.71-27,534.63-11,000.18

Finding the Fourth Proportional to 19,952.71, 27,534.63 and 11,000.18

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Solution

The fourth proportional to 19,952.71, 27,534.63 and 11,000.18 is: 15,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952.71 : 27,534.63 = 11,000.18 : x
  2. Step 2: Convert to fraction form
    19,952.71/27,534.63 = 11,000.18/x
  3. Step 3: Cross multiply
    19,952.71x = 27,534.63 × 11,000.18
  4. Step 4: Simplify right side
    19,952.71x = 302,885,886.23
  5. Step 5: Solve for x
    x = 302,885,886.23/19,952.71
  6. Step 6: Final answer
    x = 15,180.19

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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.