Home / 29,111.69-43,667.55-12,460.95

Finding the Fourth Proportional to 29,111.69, 43,667.55 and 12,460.95

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Solution

The fourth proportional to 29,111.69, 43,667.55 and 12,460.95 is: 18,691.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,111.69 : 43,667.55 = 12,460.95 : x
  2. Step 2: Convert to fraction form
    29,111.69/43,667.55 = 12,460.95/x
  3. Step 3: Cross multiply
    29,111.69x = 43,667.55 × 12,460.95
  4. Step 4: Simplify right side
    29,111.69x = 544,139,157.17
  5. Step 5: Solve for x
    x = 544,139,157.17/29,111.69
  6. Step 6: Final answer
    x = 18,691.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.