Home / 19,561.91-26,995.28-10,609.38

Finding the Fourth Proportional to 19,561.91, 26,995.28 and 10,609.38

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Solution

The fourth proportional to 19,561.91, 26,995.28 and 10,609.38 is: 14,640.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561.91 : 26,995.28 = 10,609.38 : x
  2. Step 2: Convert to fraction form
    19,561.91/26,995.28 = 10,609.38/x
  3. Step 3: Cross multiply
    19,561.91x = 26,995.28 × 10,609.38
  4. Step 4: Simplify right side
    19,561.91x = 286,403,130.68
  5. Step 5: Solve for x
    x = 286,403,130.68/19,561.91
  6. Step 6: Final answer
    x = 14,640.86

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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.