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Finding the Fourth Proportional to 35,412.76, 48,867.76 and 19,494.14

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Solution

The fourth proportional to 35,412.76, 48,867.76 and 19,494.14 is: 26,900.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,412.76 : 48,867.76 = 19,494.14 : x
  2. Step 2: Convert to fraction form
    35,412.76/48,867.76 = 19,494.14/x
  3. Step 3: Cross multiply
    35,412.76x = 48,867.76 × 19,494.14
  4. Step 4: Simplify right side
    35,412.76x = 952,634,625.30
  5. Step 5: Solve for x
    x = 952,634,625.30/35,412.76
  6. Step 6: Final answer
    x = 26,900.89

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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.