Home / 19,045.25-26,282.45-10,661.93

Finding the Fourth Proportional to 19,045.25, 26,282.45 and 10,661.93

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Solution

The fourth proportional to 19,045.25, 26,282.45 and 10,661.93 is: 14,713.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.25 : 26,282.45 = 10,661.93 : x
  2. Step 2: Convert to fraction form
    19,045.25/26,282.45 = 10,661.93/x
  3. Step 3: Cross multiply
    19,045.25x = 26,282.45 × 10,661.93
  4. Step 4: Simplify right side
    19,045.25x = 280,221,588.82
  5. Step 5: Solve for x
    x = 280,221,588.82/19,045.25
  6. Step 6: Final answer
    x = 14,713.46

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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.