Home / 19,005.49-26,226.80-10,507.07

Finding the Fourth Proportional to 19,005.49, 26,226.80 and 10,507.07

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Solution

The fourth proportional to 19,005.49, 26,226.80 and 10,507.07 is: 14,499.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.49 : 26,226.80 = 10,507.07 : x
  2. Step 2: Convert to fraction form
    19,005.49/26,226.80 = 10,507.07/x
  3. Step 3: Cross multiply
    19,005.49x = 26,226.80 × 10,507.07
  4. Step 4: Simplify right side
    19,005.49x = 275,566,935.01
  5. Step 5: Solve for x
    x = 275,566,935.01/19,005.49
  6. Step 6: Final answer
    x = 14,499.33

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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.