Home / 19,091.26-26,340.55-12,377.17

Finding the Fourth Proportional to 19,091.26, 26,340.55 and 12,377.17

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Solution

The fourth proportional to 19,091.26, 26,340.55 and 12,377.17 is: 17,077.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,091.26 : 26,340.55 = 12,377.17 : x
  2. Step 2: Convert to fraction form
    19,091.26/26,340.55 = 12,377.17/x
  3. Step 3: Cross multiply
    19,091.26x = 26,340.55 × 12,377.17
  4. Step 4: Simplify right side
    19,091.26x = 326,021,465.24
  5. Step 5: Solve for x
    x = 326,021,465.24/19,091.26
  6. Step 6: Final answer
    x = 17,077.00

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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.