Home / 19,160.40-26,441.07-10,776.90

Finding the Fourth Proportional to 19,160.40, 26,441.07 and 10,776.90

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Solution

The fourth proportional to 19,160.40, 26,441.07 and 10,776.90 is: 14,871.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.40 : 26,441.07 = 10,776.90 : x
  2. Step 2: Convert to fraction form
    19,160.40/26,441.07 = 10,776.90/x
  3. Step 3: Cross multiply
    19,160.40x = 26,441.07 × 10,776.90
  4. Step 4: Simplify right side
    19,160.40x = 284,952,767.28
  5. Step 5: Solve for x
    x = 284,952,767.28/19,160.40
  6. Step 6: Final answer
    x = 14,871.96

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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.