Home / 29,677.22-40,956.54-17,102.78

Finding the Fourth Proportional to 29,677.22, 40,956.54 and 17,102.78

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Solution

The fourth proportional to 29,677.22, 40,956.54 and 17,102.78 is: 23,602.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,677.22 : 40,956.54 = 17,102.78 : x
  2. Step 2: Convert to fraction form
    29,677.22/40,956.54 = 17,102.78/x
  3. Step 3: Cross multiply
    29,677.22x = 40,956.54 × 17,102.78
  4. Step 4: Simplify right side
    29,677.22x = 700,470,693.18
  5. Step 5: Solve for x
    x = 700,470,693.18/29,677.22
  6. Step 6: Final answer
    x = 23,602.98

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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.