Home / 19,200.14-26,496.15-10,816.58

Finding the Fourth Proportional to 19,200.14, 26,496.15 and 10,816.58

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Solution

The fourth proportional to 19,200.14, 26,496.15 and 10,816.58 is: 14,926.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,200.14 : 26,496.15 = 10,816.58 : x
  2. Step 2: Convert to fraction form
    19,200.14/26,496.15 = 10,816.58/x
  3. Step 3: Cross multiply
    19,200.14x = 26,496.15 × 10,816.58
  4. Step 4: Simplify right side
    19,200.14x = 286,597,726.17
  5. Step 5: Solve for x
    x = 286,597,726.17/19,200.14
  6. Step 6: Final answer
    x = 14,926.86

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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.