Home / 19,354.83-26,715.33-12,641.49

Finding the Fourth Proportional to 19,354.83, 26,715.33 and 12,641.49

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Solution

The fourth proportional to 19,354.83, 26,715.33 and 12,641.49 is: 17,448.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,354.83 : 26,715.33 = 12,641.49 : x
  2. Step 2: Convert to fraction form
    19,354.83/26,715.33 = 12,641.49/x
  3. Step 3: Cross multiply
    19,354.83x = 26,715.33 × 12,641.49
  4. Step 4: Simplify right side
    19,354.83x = 337,721,577.04
  5. Step 5: Solve for x
    x = 337,721,577.04/19,354.83
  6. Step 6: Final answer
    x = 17,448.96

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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.