Home / 19,397.10-26,767.29-11,856.06

Finding the Fourth Proportional to 19,397.10, 26,767.29 and 11,856.06

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Solution

The fourth proportional to 19,397.10, 26,767.29 and 11,856.06 is: 16,360.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397.10 : 26,767.29 = 11,856.06 : x
  2. Step 2: Convert to fraction form
    19,397.10/26,767.29 = 11,856.06/x
  3. Step 3: Cross multiply
    19,397.10x = 26,767.29 × 11,856.06
  4. Step 4: Simplify right side
    19,397.10x = 317,354,596.28
  5. Step 5: Solve for x
    x = 317,354,596.28/19,397.10
  6. Step 6: Final answer
    x = 16,360.93

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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.