Home / 19,601.81-27,050.69-10,649.38

Finding the Fourth Proportional to 19,601.81, 27,050.69 and 10,649.38

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Solution

The fourth proportional to 19,601.81, 27,050.69 and 10,649.38 is: 14,696.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,601.81 : 27,050.69 = 10,649.38 : x
  2. Step 2: Convert to fraction form
    19,601.81/27,050.69 = 10,649.38/x
  3. Step 3: Cross multiply
    19,601.81x = 27,050.69 × 10,649.38
  4. Step 4: Simplify right side
    19,601.81x = 288,073,077.07
  5. Step 5: Solve for x
    x = 288,073,077.07/19,601.81
  6. Step 6: Final answer
    x = 14,696.25

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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.