Home / 19,200.63-26,496.86-10,817.13

Finding the Fourth Proportional to 19,200.63, 26,496.86 and 10,817.13

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Solution

The fourth proportional to 19,200.63, 26,496.86 and 10,817.13 is: 14,927.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,200.63 : 26,496.86 = 10,817.13 : x
  2. Step 2: Convert to fraction form
    19,200.63/26,496.86 = 10,817.13/x
  3. Step 3: Cross multiply
    19,200.63x = 26,496.86 × 10,817.13
  4. Step 4: Simplify right side
    19,200.63x = 286,619,979.21
  5. Step 5: Solve for x
    x = 286,619,979.21/19,200.63
  6. Step 6: Final answer
    x = 14,927.63

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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.