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Finding the Fourth Proportional to 35,284.96, 48,693.06 and 19,369.68

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Solution

The fourth proportional to 35,284.96, 48,693.06 and 19,369.68 is: 26,730.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,284.96 : 48,693.06 = 19,369.68 : x
  2. Step 2: Convert to fraction form
    35,284.96/48,693.06 = 19,369.68/x
  3. Step 3: Cross multiply
    35,284.96x = 48,693.06 × 19,369.68
  4. Step 4: Simplify right side
    35,284.96x = 943,168,990.42
  5. Step 5: Solve for x
    x = 943,168,990.42/35,284.96
  6. Step 6: Final answer
    x = 26,730.06

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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.