Home / 19,304.13-26,637.78-10,805.76

Finding the Fourth Proportional to 19,304.13, 26,637.78 and 10,805.76

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Solution

The fourth proportional to 19,304.13, 26,637.78 and 10,805.76 is: 14,910.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,304.13 : 26,637.78 = 10,805.76 : x
  2. Step 2: Convert to fraction form
    19,304.13/26,637.78 = 10,805.76/x
  3. Step 3: Cross multiply
    19,304.13x = 26,637.78 × 10,805.76
  4. Step 4: Simplify right side
    19,304.13x = 287,841,457.61
  5. Step 5: Solve for x
    x = 287,841,457.61/19,304.13
  6. Step 6: Final answer
    x = 14,910.87

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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.